Prof. Dr. Tobias Lenz

I. Specialist Books and Co-Publications

• Teil C - Geschäftsführer [Part C - Managing Directors], Section 8 Organstellung [Position as an Officer], in: Römermann (editor), published by Münchener Anwaltshandbuch GmbH-Recht, C.H. Beck, Munich, 5th edition 2023

• § 27 Produkthaftung (Section 27 Product Liability), in: Beck'sches Rechtsanwaltshandbuch, Christoph Hamm (ed.), C.H. Beck, Munich, 12th completely revised and extended edition 2022

• Kap. 2 I. Kaufverträge 1+2 (Chap. 2 I. Purchase Agreements 1+2), in: Tax Advisor's Legal Handbook, Stollfuß, Bonn, 170th update (September 2022)

• Kap. 2 III. Sicherungsgeschäfte (Ch. 2 III. hedging transactions), in: Steuerberater Rechtshandbuch, Stollfuß, Bonn, 170th update (September 2022)

• Kap. 2 V. Sonstiges (Ch. 2 V. Miscellaneous), in: Steuerberater Rechtshandbuch, Stollfuß, Bonn, 170th update (September 2022)

• § 47a Zielgrößen und Fristen zur gleichberechtigten Teilhabe von Frauen und Männern (Section 47a Targets and deadlines for equal participation of women and men), in: Munich Handbook of Corporate Law, Volume 3: Limited Liability Company: GmbH, C.H. Beck, Munich, 6th ed. 2023

• Die Rechtsabteilung: Der Syndicus und Steuerberater im Unternehmen [Legal Departments: In-House Lawyers and Tax Advisers], published by Gabler Verlag, Wiesbaden, 3rd updated and extended edition 2018

• Lenz, Produkthaftung [Product Liability], NJW Praxis-Reihe Volume 9, published by C.H. Beck Verlag, Munich 2014

• Die Produkthaftpflichtversicherung [Product Liability Insurance], in: van Bühren (editor), Handbuch Versicherungsrecht [Handbook on Insurance Law], published by DAV, Bonn, 7th edition 2017, pp. 1013 to 1109

• Die D&O-Versicherung [D&O Insurance], in: van Bühren (editor), Handbuch Versicherungsrecht [Handbook on Insurance Law], published by DAV, Bonn, 7th edition 2017, pp. 2313 to 2430

• Die Schutzgesetze des Produktsicherheitsgesetzes [The Protective Laws under the Product Safety Act], in: Kullmann/Pfister/Stöhr/Spindler (editors), Produzentenhaftung [Manufacturers' Liability], published by Erich Schmidt Verlag, Berlin, loose-leaf collection section 2440, position as per 2018

• Das neue Geräte- und Produktsicherheitsgesetz [The New German Act on the Safety of Equipment and Products], loose-leaf collection, 600 pages, published by Forum Verlag, Merching, position as per August 2010

• Lenz/Otto, Praxisratgeber Maschinensicherheit [Practical Guide to Machine Safety], loose-leaf collection, 400 pages, published by FORUM Verlag, Merching, position as per September 2011

• Leitfaden zum Geräte- und Produktsicherheitsgesetz [Guidelines on the German Act on the Safety of Equipment and Products], edited by Lenz/Laschet, published by Lexxion, Berlin 2004

• Lenz/Imping/Schlößer, Handbuch, Kooperationsformen für die Freien Berufe [Handbook, Forms of Co-operation for the Professions], published by Stollfuß-Verlag, Cologne, loose-leaf collection, 800 pages, position as per 2002

• Die Kulanzleistung des Versicherers [Ex Gratia Payments by Insurance Companies], published by Verlag Versicherungswirtschaft, Karlsruhe 1993, 179 pages

II. Legal Commentaries

• § 36 Rückrufanzeige (Section 36 Recall notification), in: EU Product Safety Regulation: General Product Safety Regulation: GPSR, Handkommentar, Schucht/Wiebe (ed.), Nomos, Baden-Baden 2024

• Kommentierungen zu Section 1 PartGG (Commentaries on Section 1 German Partnership Act), in: Partnerschaftsgesellschaftsgesetz, Gesetz über Partnerschaftsgesellschaften Angehöriger Freier Berufe (The German Partnership Act, Act on Partnerships of Members of the Professions), edited by Meilicke/Graf von Westphalen/Hoffmann/Lenz/Wolff, published by C.H. Beck, Munich, 4th edition 2024

• Sections 383 to 406 Third Section (Commission Business), in: Röhricht/Graf von Westphalen/Haas/Mock/Wöstmann (eds.), Handelsgesetzbuch: HGB, Dr. Otto Schmidt Verlag, Cologne, 6th revised ed. 2023

• GmbH-Gesetz: Section 35 Vertretung der Gesellschaft, Section 35a Angaben auf Geschäftsbriefen, Section 37 Geschäftsführerbefugnis (German Act on Limited Liability Companies: Section 35 Company Representation, Section 35a Information on business letters, Section 37 Management Competence), in: Michalski/Heidinger/Leible/Schmidt (editors), GmbH-Gesetz Kommentar, published by C.H. Beck, Munich, 4th edition 2023

• Produkthaftpflichtversicherung [Product Liability Insurance], in Versicherungsvertragsgesetz-Kommentar [Commentary on Insurance Contract Law]: edited by Looschelders/Pohlmann, published by Carl Heymanns Verlag, Cologne, 4th edition 2022, pages 1621 to 1647

• Produkt- und Verbraucherschutzstrafrecht (Product and Consumer Criminal Law), in: Wirtschaftsrecht - Kommentar mit Steuerstrafrecht und Verfahrensrecht (Commercial Law - Commentary with Criminal Tax Law and Procedural Law), Esser/Rübenstahl/Saliger/Tsambikakis (editors), published by Dr. Otto Schmidt Verlag, Cologne 2017

• Erbrechtskommentar [Commentary on the Law of Succession]: edited by Große-Wilde/Ouart, published by Carl-Heymann-Verlag, Cologne, 2nd edition 2010, commentary on the right to claim an inheritance, §§ 2018 et seq. German Civil Code (BGB), pp. 236 - 264

III. Books with Specimen Contracts and Forms/Sample Contracts

• Subject B, Chapter 2 Wirtschaftsrecht [Commercial Law], in: Steuerberater Rechtshandbuch [Handbook for Tax Advisers], loose-leaf collection, published by Stollfuß-Verlag, Bonn

• Lenz/Braun, Partner Agreement, in: Heidelberger Musterverträge zu Personengesellschaften [Heidelberg Specimen Contracts for Partnerships], published by Verlag Recht und Wirtschaft, Frankfurt am Main, 2011

• Specimen sale and purchase contracts (company acquisitions) and contracts for the transfer of ownership as security, in: Brandmüller, Vertrags- und Formularbuch Recht und Steuern [Handbook of Contracts and Specimen Forms, Law and Taxes], loose-leaf collection, published by Stollfuß-Verlag, Bonn

 IV. Articles

• Grundlegende Novationen im Produktsicherheitsrecht – Wie die Produktsicherheitsverordnung die EU-Wirtschaftsakteure und die VR vor neue Herausforderungen stellt (Fundamental changes in product safety law - How the Product Safety Regulation poses new challenges for EU economic operators and the VR), r+s 2025, p. 145  (together with Vanessa Betram)

• Begründung der Pflicht des Versicherungsnehmers zur Einhaltung sämtlicher Sicherheitsvorschriften vor Eintritt des Versicherungsfalls in Wohngebäude-AVG (Justification of the policyholder's obligation to comply with all safety regulations before the occurrence of the insured event in the General Administrative Procedure Act (AVG) for residential buildings), with a brief commentary on BGH, judgment of September 25, 2024 - IV ZR 350/22, ZIP, p. 2984 f. (together with Jerome Nimmesgern)

• Anforderungen an die Beweislast in einem Verfahren um behauptete Fehler einer Hüftprothese (Requirements for the burden of proof in proceedings concerning alleged defects in a hip prosthesis): Discussion of the Federal Court of Justice ruling of August 1, 2023, PHi 1/2024, p. 2-3

• Glasfaserkabelschäden durch Bauarbeiten: Umfang des Schadenersatzes im Lichte der Rechtsprechung (Fiber optic cable damage due to construction work: Scope of damages in the light of case law), r+s 2024, 58 ff (together with  Jerome Nimmesgern)

• Schadenersatz für Thermofenster: Änderung der BGH-Rechtsprechung (Compensation for thermal windows: change in Federal Court of Justice case law), PHi 3-4/2023, pp. 120-123 (together with Jerome Nimmesgern)

• Wegweisende Entscheidung: Das „Thermofenster-Urteil“ des EuGH – Vorbote für die Kehrtwende der Herstellerhaftung? (Landmark Decision: The ECJ's "thermal window ruling" - harbinger of the turnaround in manufacturers' liability?), StoffR 2-2023, pp. 70-76 (together with Vanessa Bertram)

• Lenz/Bertram, EU Notes: Das "Thermofenster"-Urteil des EuGH - Ein Paukenschlag für die Herstellerhaftung (The ECJ's "thermal window" ruling - A drumbeat for producer liability), PHi 2/2023, pp. 58-61

• Die Krux gestörter Lieferketten (The crux of disrupted supply chains), NJW-aktuell 28/2022, p. 19

• Editorial in der Zeitschrift für Stoffrecht (Editorial in the Journal of Substance Law), editorial 2-2022

• Keine Anwendung des Produkthaftungsgesetzes bei unrichtigen Gesundheitsempfehlungen in einer Zeitung (No application of product liability law in case of incorrect health recommendations in a newspaper), PHi 4/2021, pp. 164-167

• Alter Wein in neuen Schläuchen oder echte Reform? Die Neufassung des Produktsicherheits- und Marktüberwachungsrechts (Old wine in new wineskins or real reform? The new version of product safety and market surveillance law), PHi 3/2021, pp. 110-118

• Tobias Lenz, Die Auswirkungen der (neuen) Marktüberwachungs-Verordnung für Unternehmer (The effects of the (new) market surveillance regulation for entrepreneurs), article in Betriebs-Berater (BB) 13.2020, March 23, 2020, pp. 707-710

• Lenz/Ott, Anfängerklausur – Zivilrecht: Kaufrechtliche Rückabwicklung und Bereicherungsrecht – Der umweltbewusste Fahrzeugkäufer (Beginner's Examination - Civil Law: Reversal of the Sale of Goods and Enrichment Law - The Environmentally Conscious Vehicle Purchaser), JuS 7/2017, p. 653-657

• Lenz/Weitzel, Generalanwalt zur Beweislastverteilung bei Produkthaftung: Keine Umkehr, aber große Erleichterung (Advocate General on the burden of proof distribution in product liability: No reversal, but great relief), March 7, 2017, at www.LTO.de Legal Tribune Online – News from Law and Justice

• Lenz/Weitzel, EU-Notizen – Generalanwalt zur Beweislast (Notes on the EU – Advocate General on the Burden of Proof), PHi 2017, pp. 232 et seq.

• Prüfung der Konformität von Medizinprodukten durch eine vom Hersteller beauftragte Stelle – Der „PIP-Skandal“ (Examination of the conformity of medical products by a body mandated by the manufacturer - The "PIP-Scandal"), PHi 2016, pp. 198 to 206

• Zur angeordneten Rückkaufverpflichtung des Herstellers von mangelhaften Produkten nach U.S.-Recht – Fiat Crysler (On the mandated repurchase obligation of the manufacturer of defective products according to US law - Fiat Crysler), StoffR 2015, pp. 202 to 207

• Produkthaftung: Bendgate – Was muss ein iphone 6 aushalten? (Product Liability: Bendgate - Expectations regarding the durability of an iphone 6), Deutsche Anwaltauskunft 09/2014

• Keine Amtshaftung im sog. Sprossenprozess („EHEC“) – Zur Zulässigkeit staatlicher Warnungen, (No public liability in the so-called Sprouts' Process ("EHEC") - On the admissibility of government warnings), PHi 2014, pp. 122 et seq.

• Lenz/Weizel: Kein Eintritt des Versicherungsfalls in der D&O-Versicherung bei fehlender „ernstlicher Inanspruchnahme" [No occurrence of the insured event under a D&O insurance in the absence of a "serious claim"], PHi 2013, pp. 170 et seq.

• Das neue Produktsicherheitsgesetz (2011) und seine Auswirkungen auf die Produkthaftung [The New Product Liability Act and its Effects on Product Liability], in: Beckmann/Mansel/Matusche-Beckmann (editors), Weitsicht in Versicherung und Wirtschaft [Farsightedness in Insurance and Enterprise], commemorative publication for Ulrich Hübner, C.F. Müller, Heidelberg, 2012, pp. 531 et seq.

• Lenz/Weitzel: Zur Unwirksamkeit von Anfechtungsverzichtsklauseln in der D&O-Versicherung [The Invalidity of Clauses Waiving the Right of Avoidance in D&O Insurance Policies], PHi 2012, pp. 122 et seq.

• Die versicherungsrechtlichen Auswirkungen auf die Pauschalierungs- und Quotierungsnovationen (Konzeptverantwortungsvereinbarung und Referenzmarkt) in der Zuliefererindustrie [The Impact of Insurance Law on Novations of Flat-Rates and Quotations (Draft Liability Agreement and Reference Market) in the Supply Industry, in: Binnewies/Spatscheck (editors), Festschrift für [A celebration publication for] Michael Streck on the occasion of his 70th birthday, Dr. Otto Schmidt, Cologne, 2011, pp. 859 et seq.

• EuGH sorgt für radikale Einschnitte im deutschen Kaufrecht [The ECJ provides for Radical Constraints in German Law on the Sale of Goods], PHi 2011, 184 et seq.

• Die Auswirkungen der Rechtsprechung zum „Rückruf", insbesondere für den Zuliefererregress auch unter Berücksichtigung internationaler Aspekte [The Effects of Judicial Doctrine on "Recalls", particularly for Recourse against Suppliers, also taking into account International Aspects], in: Herlinghaus i.a. (editors), Festschrift für [A celebration publication for] Wienand Meilicke, Nomos, Baden-Baden, 2010, pp. 417 et seq.

• Fundamentals of Product Liability in Germany, in: Corporate INTL, September 2010, p. 109

• Zwischen Rückruf und Regress - Im Blickpunkt: Die Praxis des internationalen Produkthaftungsrechts [Between Recall and Recourse - In Focus: The Practice of  International Product Liability Law], in: Deutscher AnwaltSpiegel, Issue 16, August 2010

• Wirtschaftskrise: Bankvorstände und D&O Versicherungen [Economic Crisis: Bank Directors and D&O Insurances] - at the same time an article on "speculative ventures" and on "insured activities" in: Genzow/Grunewald/Schulte-Nölke (editors), Zwischen Vertragsfreiheit und Verbraucherschutz [Between Freedom to Contract and Consumer Protection]: Festschrift für [A celebration publication for] Friedrich Graf von Westphalen on the occasion of his 70th birthday, Dr. Otto Schmidt, Cologne, 2010, pp. 469 - 488

• Aktuelle Rechtsprechung zur Produkthaftung [Current Leading Cases on Product Liability], EUROFORUM Newsletter 1/2010, pp. 3 - 4

• Lenz/Hammer, Die Mangelhaftigkeit von persönlicher Schutzausrüstung i. S. der 8. Verordnung zum GPSG [The Inadequacy of Personal Safety Equipment within the meaning of the German Equipment and Product Safety Act (GPSG)], PHi 2010, pp. 204 - 206

• Zur Herstellerhaftung für die Fehlauslösung von Airbags [The Manufacturer's Liability for the False Triggering of Airbags], PHi 5/2009, pp. 196 et seq.

• Die Konzeptverantwortungsvereinbarung (von VW) [(VW's) Design Liability Agreement], PHi 5/2008, pp. 164 et seq.

• Das Ende von Rückrufen? [The End of Recalls?], EUROFORUM Newsletter 2/2008, p. 12

• OLG [Regional Court of Appeals] Hamm on the reimbursement of expenses for the cost of retrofitting care beds - appeal against the manufacturer of medical devices dismissed, PHi 4/2007, pp. 135 - 137

• Allgemeine Geschäftsbedingungen [General Terms and Conditions], Dow Jones "Einkäufer im Markt", Issue No. 6/2006, pp. 10 et seq.

• Vertragspartner haben einen weiten Ermessensspielraum [Contract Partners have a Broad Scope of Discretion], Dow Jones "Einkäufer im Markt", Issue No. 6/2006, pp. 10 et seq.

• Kein Aufwendungsersatz bei Nachrüstung von Pflegebetten [No Reimbursement of Expenses when Care Beds are Retrofitted], PHi 1/2006, pp. 17 et seq.

• Die Nichterteilung der Prozessvollmacht durch die versicherte Person in D&O-Fällen - Bericht aus der Praxis [When Insured Persons do not grant anyone authority to represent them in a Legal Action in D&O Cases - A Report on Practice], PHi 1/2006, p. 31

• Lenz/Laschet: Das neue Elektrogesetz - Schnittpunkt zwischen Umweltrecht und Produktverantwortung [The New Act on Electrical and Electronic Equipment], StoffR 2005, pp. 142 - 147

• Juristische Sicherheitsexperten [Legal Experts on Safety and Security], Karriereführer Recht 2005/2006, pp. 36 et seq.

• Editorial on the subject of "The German Act on the Safety of Equipment and Products (GPSG)", StoffR 2004, p. 201

• Das neue Geräte- und Produktsicherheitsgesetz [The New German Act on the Safety of Equipment and Products], MDR 2004, pp. 918 et seq.

• Das neue Geräte- und Produktsicherheitsgesetz [The New German Act on the Safety of Equipment and Products], StoffR 2004, pp. 116 et seq.

• Die Lebensversicherung als Baustein der Vermögensnachfolge [Life Insurance as a Component of Property Succession], Deutsche Erbrechtszeitschrift (DEZ), 2/2004, pp. 4 et seq.

• Instruktionshaftung und Tabakprozesse [Liability for Instructions for Use and Tabacco Processes], StoffR 2004, pp. 13 et seq.

• „Brennende Pflegebetten" - Sichere Medizinprodukte ["Burning Care Beds" - Safe Medical Devices], PHi 4/2003, pp. 142 et seq.

• Mandat auf Probe [Client for a Trial Period], Karriereführer, 2nd year of publication, No. 2003, p. 26.

• Erben ohne zu streiten [Inheriting without Arguing], Deutsche Erbrechtszeitschrift (DEZ), 1/2003, pp. 10 et seq.

• Der Berater bei der AGB-Gestaltung nach der Schuldrechtsreform [The Adviser on How to Structure General Terms and Conditions pursuant to the Reform of the Law of Obligations], in: Festschrift für [A celebration publication for] Ulrich Hübner, Karlsruhe 2002, pp. 365 et seq.

• Versicherung im Erbfall [Insurances in the event of Death], Deutsche Erbrechtszeitschrift (DEZ), 2/2000

• Der heimliche Zeuge im Zivilprozeß [The Secret Witness in Civil Proceedings], MDR 2000, pp. 73 et seq.

• Das Berliner Testament [The Berlin Last Will and Testament], Deutsche Erbrechtszeitschrift (DEZ), 3/1999, pp. 11 et seq.

• Die Eigenschaftszusicherung beim Gebrauchtwagenkauf [The Warranty of Quality in a the Sale of a Used Car], MDR 1998, pp. 1005 et seq.

• Die "Loseblatt-Rechtsprechung" im Miet- und Pachtrecht ["Looseleaf Court Decisions" in , MDR 1998, pp. 1 et seq.

• Die "Ausübung" des Freien Berufes i. S. des Partnerschaftsgesellschaftsgesetzes [The "Practice" of a Profession within the meaning of the German Partnership Act] WiB 1995, pp. 529 et. seq.

• Die Partnerschaft - Alternative Gesellschaftsform für Freiberufler [Partnerships - An Alternative Form of Association for Professionals), MDR 1994, pages 741 et seq.

• Tatsachenentscheidungen: Bindung und Ausnahmen [Referees' Decisions: Their Binding Nature and Exceptions to them] (at the same time an annotation of the judgment by the DFB-Sportgericht [Sports Court of the Deutsche Fussball-Bund] of 26 April 1994 [Bundesliga match Bayern München v. 1. FC Nürnberg]), Zeitschrift für Sport und Recht (SpuRt) 1994, pp. 225 et seq.

• Die Aufgaben des Referendars als Sitzungsvertreter der Staatsanwaltschaft [A Legal Trainee's Duties as a Representative in Court of the Public Prosecutor's Office], JuS 1992, pp. 419 et seq.

V. Annotations of Judgments

• Keine Produkthaftung für Bruch eines Keramikinlays in Hüftprothese und Ausblick auf Änderungen der neuen EU-Produkthaftungsrichtlinie (No product liability for breakage of a ceramic inlay in a hip prosthesis and outlook on changes to the new EU Product Liability Directive), comment on Federal Court of Justice judgment of August 1, 2023 - VI ZR 82/22, in: LRZ 2024, marginal no. 355 (together with Vanessa Bertram)

• Zur Geschäftsführerhaftung nach § 43 GmbHG im Zusammenhang mit Phishing-E-Mails (On managing director liability under Section 43 GmbHG in connection with phishing e-mails), comment on OLG Zweibrücken, judgment of 18.08.2022 - 4 U 198/21, ZWH 4/2023, pp. 100-105

• AGB-Klausel zur Fernabschaltung einer Autobatterie ist unwirksam (General terms and conditions clause on remote disconnection of a car battery is invalid), discussion of Federal Court of Justice ruling of October 26, 2022 - XII ZR 89/21, StoffR 1-2023, pp. 34-37 (together with Vanessa Bertram)

• ECJ decision of July 7, 2022 - "Fennia"- on the status of manufacturer C-264/21, EWiR 2023, p. 13 f. 

• Annotation of the judgment delivered by the OLG [Regional Court of Appeals] Hamm of 16 May 2007 - 8 U 4/07 "Brennende Pflegebetten" ["Burning Care Beds"], PHi 4/2007, pp. 135 et seq.

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 28 March 2006 - VI ZR 46/05, Tapetenkleistermaschine [Wallpaper Paste Machine], BGH-Report 2006, pp. 843 et seq.

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 26 October 2005 - VII ZR 48/05, normierte Transparenzkontrolle [Standardised Transparency Controls], BGH-Report 2006, pp. 552 et seq.

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 30 November 2004 - X ZR 133/03, AGB-Waschanlagen [General Terms and Conditions of Automatic Car Washes], BGH-Report 2005, pp. 409 et seq.

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 8 October 2004 - V ZR 18/04, Steuersparmodell: Umfang der Beratungspflicht, Duldungs-/Anscheinsvollmacht bei nichtiger Vollmachtserteilung [Tax Saving Model: Scope of the Duty to Advise, Power-of-Attorney by Estoppel / Ostensible Power-of-Attorney], BGH-Report 2005, pp. 73 et seq.

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 7 July 2004 - XII ZB 12/03, nachehelicher Unterhalt [Post Nuptial Maintenance], ProzRB 2005, p. 13

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 11 February 2004 - VIII ZR 253/99, Ferrari-Urteil [Ferrari judgment], BGH-Report 2004, p. 583

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 25.3.03 - XI ZR 227/02, [Power-of-Attorney by Estoppel / Ostensible Power-of-Attorney], BGH-Report 2003, pp. 709 - 711

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 25 September 2002 - VIII ZR 253/99, Anspruchsberechtigung nach UklaG: „Verwaltende" Tätigkeit des Tankstellenhalters [Right to make a claim pursuant to the Act governing Petitions for Injunctions in the case of Breaches of Consumer Protection Rights and other Rights (UklaG)]: The "administrative" services of a petrol station keeper], BGH-Report 2003, pp. 180 - 184

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 16 April 2002 - XI ZR 375/00, Rechtliche Einordnung des Vertragsverhältnisses zwischen Kreditkartenunternehmen und Vertragsunternehmern [Legal Classification of the Contractual Relationship between Credit Card Companies and Merchants], BGH-Report 2002, pp. 593 et seq.

• Annotation of the judgment delivered by the LG [Regional Court] Leipzig of 23 July 1999 -  O 2479/99, Fehlende „Jahr 2000-Fähigkeit" bei Betriebssystemen und Anwendungsprogrammen [Absence of any "Year 2000 Capability" of Operating Systems and Application Programs], MDR 1999, pp. 1492 et seq.

• Annotation of the judgment delivered by the OLG [Regional Court of Appeals] Frankfurt of 19 February 1999 - 20 W 72/99 Weiterführung des Zusatzes „und Partner" bei Formwechsel von OHG in GmbH [Continued Use of the Element "and partners" when a general partnership (OHG) is transformed into a German limited liability company (GmbH)], MDR 1999, pages 620 et. seq.

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 8 July 1998 - VIII ZR 1/98, Nachnahmeklausel, Wochenfrist für Mängelanzeige [Cash on Delivery Clauses, One Week's Deadline for Reporting Defects], MDR 1998, pp. 1208 et seq.

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 31 March 1998 - VI ZR 109/97, Produkthaftung eines Transistorherstellers [The Product Liability of the Manufacturer of Transistors], MDR 1998, pp. 842 et seq.

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 5 March 1998 - III ZR 183/96, Haftung eines Wirtschaftsberatungsunternehmers kraft Anscheinsvollmacht [The Liability of a Firm of Economic Advisers by virtue of an Ostensible Power-of-Attorney], BB1998, p. 1129

• Annotation of the order by the BGH [Federal Supreme Court] of 21 April 1997 - II ZB 14/96, Bestandteil „und Partner" in der Firma einer GmbH [The element "and partners" in the name of a German limited liability company (GmbH)], MDR 1997, pp. 860 et. seq.

• Annotation of the judgment delivered by the LG [Regional Court] Aachen of 17 April 1997 -  6 S 234/96, Arglistige Täuschung bei neu eingeschlagener Kfz-Identifikationsnummer [Fraudulent Misrepresentation with Newly Embossed Vehicle Identification Numbers], WiB 1997, p. 1003

• Annotation of the judgment delivered by the OLG [Regional Court of Appeals] Düsseldorf of 13 February 1997 - 6 U 137/96, unwirksame AGB-Klausel im Möbelhandel [Void Clause in General Terms and Conditions in the Furniture Trade], MDR 1997, pp. 535 et seq.

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 29 January 1997 - VIII ZR 356/97, Eigenhaftung eines Kfz-Händlers aus culpa in contrahendo [The Personal Liability of a Car Dealer arising out of culpa in contrahendo (negligence in the course of negotiating)], WiB 1997, pp. 823 et seq.

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 11 December 1996 - VI ZR 284/95, Unternehmensbezogenes Vertreterhandeln bei Abschluss eines Versicherungsvertrages [Representatives acting on behalf of the Company when when Concluding an Insurance Contract], WiB 1997, pp. 709 et seq.

• Annotation of the judgment delivered by the OLG [Regional Court of Appeals] Oldenburg of 24 May 1996 - 6 U 31/96 - Hinweispflichten des Herstellers von Rohrreinigungsmitteln [The duty of a manufacturer of pipe cleaning detergent to provide instructions], WiB 1997, pages 1159 et seq.

• Annotation of the judgment delivered by the LG [Regional Court] Berlin of 3 April 1996 - 20 O 387/94, Verletzung der Beratungspflicht beim Abschluss eines Fertighauses [Breach of the Duty to Advise when Concluding a Prefabricated House], WiB 1997, pp. 657 et seq.

• Annotation of the judgment delivered by the OLG [Regional Court of Appeals] Koblenz of 14 March 1996 - 5 U 1126/95, Programmverbesserung bei „Update-Vertrag" [Program Improvement with an "Agreement for Updates"], WiB 1997, pp. 826 et seq.

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 29 March 1995 - VIII ZR 102/94, Inhaltskontrolle einer Kündigungsregelung im Versicherungsvertretervertrag [A test of the reasonableness of a termination provision in an insurance brokerage agreement], WiB 1995, pp. 561 et seq.

• Annotation of the judgment delivered by the BGH [Federal Supreme Court] of 29 June 1994 - VIII ZR 317/93, Schaden des Gebrauchtwagenhändlers trotz „Deckungsverkauf [A Used Car Dealer's Loss Despite a "Hedging Sale"], WiB 1995, pp. 172 et seq.

• Annotation of the judgment delivered by the OLG [Regional Court of Appeals] Düsseldorf of 14 January 1994 - U 129/93, Börsentermingeschäft [Trading in Futures], WiB 1994, p. 650

VI. Reviews

• A review of Michalski/Römermann, Partnerschaftsgesellschaftsgesetz [The German Partnership Act], in: MDR 1999, R 16

• A review of Kleine-Cosack/Plantholz/Rex-Strater/Wirtz (editors), Management Handbuch Rechtsanwaltspraxis [Management Handbook on Legal Practices], in: MDR 1999, R 16

• A review of Schiffer, Der Unternehmensanwalt [The Inhouse Lawyer], in: MDR 1998, R 11

• A review of Ihlas, Organhaftung und Haftpflichtversicherung [The Liability of Directors and Officers and Liability Insurance], in: GmbHR 1997, p. 1123

• A review of Bohle/Eich, Die Verträge des Rechtsanwalts mit seinen juristischen Mitarbeitern [A Lawyer's Contracts with his Legal Staff], in: MDR 1997, R 23

• A review of Stehle/Longin, Rechtsformen für die freien Berufe [Legal Forms for Professions], in: MDR 1996, R 16

• A review of Vogels, Haftung von Rechtsanwälten in der Sozietät [The Liability of Lawyers in a Partnership], in: AnwBl 1996, p. 568

• A review of Ring, Anwaltliche Werbung von A-Z [Legal Advertising from A-z], in: AnwBl 1996, p. 338

VII. Literature for Students

• Solutions to Original Exams - Constitutional Law, published by Verlag für Recht und Didaktik, Dahlem 4th edition 1999, 240 pages (out-of-print: reprint planned)

• Solutions to Original Exams - Criminal Law, published by Verlag für Recht und Didaktik, Dahlem 4th edition 1998, 200 pages (out-of-print: reprint planned)

• Solutions to Original Exams - Civil Law, published by Verlag für Recht und Didaktik, Dahlem 4th edition 1996, 220 pages (out-of-print: reprint planned)

VIII. Telephone Comments, Interviews and Other Publications

• SWR-Fernsehinterview "Überhöhter Ölverbrauch durch Audi-Kolben" (interview on the television channel SWR on the "Excessive oil consumption through Audi pistons", 5/2017

• Telephone interview with the Technische Akademie Wuppertal e.V., 3/2014

• Editorial in Zeitschrift für Stoffrecht [Journal for the Law on Substances], 2/2013

• Gedämpfte Hoffnungen, Brustimplantat-Skandal [Dampened Hopes, Breast Implant Scandal], JUVE Rechtsmarkt 01/2013, p. 76 - Interview

• Die kleine Rechtsabteilung [Small Legal Departments], an interview in the journal Unternehmensjurist - Magazin für Mitarbeiterinnen und Mitarbeiter in Rechtsabteilungen 6/2012, p. 15

• Lenz, Vor Reklamationen wird gewarnt [A Warning about Complaints], Quotation in the journal Capital 07/2008, pp. 98-100 on the topic of "The Consequences of an Unjustified Request that a Defect be Removed"

• Kölner-Stadt-Anzeiger, "Experten-Telefon" [Experts on the Phone] on 9 November 2006, everything to do with "The Law governing the Sale of goods and Product Liability", cf. title page

• "Fehl-Produktion" [Faulty Production] under the heading "Steuern und Recht" ["Taxes and the Law"] - Gewährleistung [Warranties], Capital 16/2006, pp. 76 et seq.

• Short film or television appearance for presenting the law firm's profile, "Steuern & Recht" [Taxes and the Law], NTV, April 2006

• Interview on the topic of "Bank promises tickets to the World Cup", television channel Zweites Deutsches Fernsehen, ZDF, of 15th February 2006

• Discussion round on the topic of "Legal Action by Smokers", live broadcast, "Rauchen kann tödlich sein" [Smoking can Kill], Norddeutscher Rundfunk, NDR INFO Redezeit, of 12 November 2003

• Radio interview on the topic of "Legal Action by Smokers", Norddeutscher Rundfunk, NDR INFO Redezeit, of 7 November 2003

• Interview of the assumption of the cost of retrofit kits and the corresponding claims by the health and nursing care insurance funds, in: MTD 2003, p. 18

• Interview on the topic of "Ein Schlüssel zur Chefetage" [One Key to the Executive Floor], Kölner Stadt-Anzeiger of 9 July 2003

• Interview on the topic of "Corporate Governance" in Focus Money, 4/2003, pp. 14 - 16

• Interview by the journal "Markt und Mittelstand" [The Market and SMEs], Munich, on the topic of "Looking for a Lawyer", issue 2003

• Interview on the Technical College degree course "Diplom-Wirtschaftsjurist (FH)" [graduate in commercial law (technical college)] in Karriereführer Jura, 1st year 2002/2003, p. 86

• Interview on the topic "Juristisches Lernen durch Fallbearbeitung" [Legal Learning by Dealing with Cases], Jura-Report 10/1998, p. 8

• Editorial in Deutsche Erbrechtszeitschrift [Journal on German Inheritance Law] 2/1998 on "Erbfällen mit Auslandsbezug" [Inheritances with a Foreign Connection]

• Klage gegen „Diplom-Wirtschaftsjurist" [Lawsuit against "Graduate in Commercial Law"], in: Frankfurter Allgemeine Zeitung on 3 February 1996, p. 43

• Telephone comments on medically necessary curative treatment ("medizinisch notwendige Heilbehandlung") within the meaning of  Paragraph 1(2) sentence 1 MB/KK 76 [Sample Terms and Conditions for Health Insurance and Hospital Daily Benefits Insurance] in the case of incurable illnesses, NJW audio cassette, 10/1996

• Telephone comments on the test of the reasonableness of a termination provision in an insurance brokerage agreement, NJW audio cassette 6/1995.

• Interview on the topic of "Partnerschaftsgesellschaftsgesetz  - Anwälte als Freiberufler" [The German Partnership Act - Lawyers as Freelance Professionals], Jura-Report 1995, pp. 7 - 11

IX.    Written Management Training Courses

EUROFORUM-Verlag (person in charge of the specialist content and author) on the topics:

Insurance contracts and managing them in-house:

• Third-party liability insurance
• D&O liability insurance
• Business liability insurance
• Product liability insurance
• Contract law
• Introduction to contract law
• The law governing general terms and conditions
• Contract drafting - drafting contracts successfully and optimising contracts
• The in-house lawyer

Management Circle (person in charge of the specialist content and author) on the topics:

• Product safety and product liability (Sept. 2007)
• Strategies to reduce the risk of product liability by preventative drafting (1st edition 2007)

• British Chamber of Commerce

• Deutsche Gesellschaft für Erbrechtskunde e.V. [German Society for Inheritance Law], Bonn

• Extraordinary Member of the Beirat des Deutschen Sparkassenverlages [Advisory Board of the German Savings Banks' Publishing House], Stuttgart

• Chairman and Vice-President of the Deutsche Anwalts- und Steuerberatervereinigung für die mittelständische Wirtschaft e.V. [German Association of Lawyers and Tax Advisors for Small and Medium-Sized Businesses], Bonn

• Chairman and Vice-President of the Deutsche Anwalts-, Notar und Steuerberatervereinigung für Erb- und Familienrecht e.V. [German Association of Lawyers, Notaries and Tax Advisors for Inheritance and Family Law], Bonn

• Member of the Bundesverband der Wirtschaftsjuristen von Fachhochschulen e.V. [Federal Association of Business Lawyers from Universities of Applied Sciences], Mainz

• Member of the Institut für Betriebsberatung, Wirtschaftsförderung- und forschung e.V. (IBWF) [Institute for Management Consultancy, Economic Development and Research into Economic Development], Bonn

• Chairman of the Bauland- Umlegungsausschuss [Committee for Building Land and Land Re-Allocation] of the Local Authority of Dahlem since 1 July 2005

• Chairman of the Umlegungsausschuss [Committee for Land Re-Allocation] of the Local Authority of Elsdorf since 1 April 2009