Prof. Dr. Dr. Hanjo Hamann, JSM (Stanford)
Research Focus
I study Contracts and Corporations from an Empirical Legal Studies perspective. This includes, for example, Legal Corpus Linguistics, Behavioral Economics, Networks and Complexity, and Legislative Theory. I am committed to open research practices and contribute to Open Data initiatives, trying to advance Open Access to research and knowledge.
Academic Appointments
- since 2022: Assistant Professor (tenure track) for Civil, Commercial and IP Law, EBS Law School, Wiesbaden
- since 2019: Editor in Chief, International Journal of Language & Law (JLL)
- 2020–2021: Adjunct Lecturer (Lehrbeauftragter), Free University of Berlin, Chair of Andreas Engert
- 2019–2020: Lead Editor, Stanford Technology Law Review (STLR)
- 2015–2019: Principal Investigator, CAL² Research Group
- 2016–2018: Adjunct Lecturer (Lehrbeauftragter), Mannheim University, Department of Law
- 2016–2018: Managing Editor, International Journal of Language & Law (JLL)
- 2015: Law Book Editor, Mohr Siebeck publishers, Tübingen
Research Fellowships
- 2021–2022: Visiting Fellow, Department of Law, European University Institute (EUI), Florence
- 2020: Senior Weizenbaum Fellow, The German Internet Institute, Berlin
- 2018–2023: Postdoctoral Fellow, Daimler and Benz Foundation, Ladenburg
- 2018–2019: ICA Fellow, UBIAS Intercontinental Academia "Laws", Singapore/Munich/Birmingham
- 2018–2027: Laureate Fellow (Akademiekollegiat), Baden-Wurttemberg Academy of Sciences, Heidelberg (HAdW)
- 2016–2021: Young Fellow, Center for Interdisciplinary Research (Young ZiF), Bielefeld
- 2016–2017: Free Knowledge Fellow, Wikimedia Germany Foundation, Berlin
- 2014–2019: Junior Fellow (Nachwuchskollegiat), Baden-Wurttemberg Academy of Sciences, Heidelberg (HAdW)
Higher Education
- 2019–2020: SPILS student (Law) & GCDH candidate (Digital Humanities), Stanford University
- 2015: Law Degree, bar exam equivalent (Zweite Juristische Staatsprüfung), Erfurt
- 2013–2015: Doctoral student (Economics), University of Jena
- 2010–2013: Doctoral student (Law), University of Bonn / IMPRS Uncertainty
- 2010: Law Degree, J.D. equivalent (Erste Juristische Prüfung), Hamburg
Academic Theses (Qualifikationsschriften)
- Rent, Reduction, and Reason: An Incentivized Vignette Survey on the Economic Value of Lease Law Remedies, 2020 – master thesis (JSM, Master of the Science of Law)
- Behavioral Second-Order Strategies. Exploiting Market Myopia and Agent Delegation in Economic Decision-Making, 2016 – ISBN 978-3-00-051495-1, doctoral thesis (Dr. rer. pol., Ph.D. equivalent)
- Evidenzbasierte Jurisprudenz. Methoden empirischer Forschung und ihr Erkenntniswert für das Recht am Beispiel des Gesellschaftsrechts [Evidence Based Jurisprudence. Methods and Epistemic Value of Empirical Research in Law, With Examples From Corporate Law], Mohr Siebeck publishers (Tübingen) 2014 – ISBN 978-3-16-153322-8, doctoral thesis (Dr. iur., J.S.D. equivalent)
Selected Publications in English
Hamann H., Property, Psyche, and the Theory of Tenancy. Independent and Interdependent Lease Law Covenants Through the Lens of Cultural Psychology, J. Prop. Law, vol. 9, pp. 223–262, 2023
Pacher A., Hamann H., Is Every Law for Everyone? Assessing Access to National Legislation through Official Legal Databases around the World, Oxford Journal of Legal Studies, vol. 43, pp. 298–321, 2023
Hamann H., K Is for Contract―Why Is It, Though? A K’s Study on the Origins, Persistence and Propagation of Legal Konventions, Minn. L. Rev. Headnotes, vol. 106, pp. 362–390, 2022
Hamann H., On Getting It Right by Being Wrong: A Case Study of How Flawed Research May Become Self-Fulfilling at Last, PNAS, 119 (15) e2122274119, 2022
Hamann H., Emmelheinz L., Scopus/Scimago: Useless for Studying Legal Research! An Empirical Assessment of Misclassification Rates in a Popular Scientometric Data Source, Law's|Empirics, 25 July, 2022
Rahal R.-M., Hamann H., Brohmer H., Pethig F., Sharing the Recipe. Reproducibility and Replicability in Research Across Disciplines, Res. Ideas & Outcomes, vol. 8, no. e89980, 2022
Hamann H., The German Federal Courts Dataset 1950–2019. From Paper Archives to Linked Open Data, Journal of Empirical Legal Studies (JELS), vol. 16, iss. 3, pp. 671–688, 2019
Hamann H., Vogel F., Seven Years of Language & Law. Editors’ Progress Report on the Journal of the International Language & Law Association, International Journal of Language & Law (JLL), vol. 8, pp. 1–8, 2019
Hamann H., Nicholls N., Group Identity in Intermediated Interactions. Lessons from a Trust Game with Delegation in South Africa, pp. 227–264 in: Gunnthorsdottir/Norton (Eds.), Experimental Economics and Culture, Emerald Publishing, Bingley (UK), 2018
Vogel F., Hamann H., Gauer I., Computer Assisted Legal Linguistics: Corpus Analysis as a New Tool for Legal Studies, Law & Social Inquiry (LSI), vol. 43, pp. 1340-1363, 2018
Hamann H., Vogel F., Evidence-Based Jurisprudence meets Legal Linguistics. Unlikely Blends Made in Germany, Brigham Young University Law Review (BYU L. Rev.), vol. 43, pp. pp. 1473–1501, 2018
Hamann H., Open Access in German Legal Academia. Challenges and Perspectives, blogdroiteuropéen 25 Oct 2017
Hamann H., Vogel F., The Fabric of Language and Law. Towards an International Research Network for Computer Assisted Legal Linguistics (CAL²) (special issue introduction), International Journal of Language & Law (JLL), vol. 6, pp. 101–109, 2017
Engel C., Hamann H., The Hog Cycle of Law Professors. An Econometric Time Series Analysis of the Entry-level Job Market in Legal Academia, PLOS ONE, vol. 11, no. 7, e0159815, 2016
Fischer S., Goerg S. J., Hamann H., Cui Bono, Benefit Corporation? An Experiment Inspired by Social Enterprise Legislation in Germany and the US, Review of Law & Economics (RLE), vol. 11, no. 1, pp. 79-110, 2015.
Hamann H., Unpacking the Board: A Comparative and Empirical Perspective on Groups in Corporate Decision-Making, Berkeley Business Law Journal (BBLJ), vol. 11, no. 1, pp. 1-54, 2014.
Rieder L., Hamann H., Student Participation in Legal Education in Germany and Europe, German Law Journal (GLJ), vol. 10, no. 7, pp. 1095–1112, 2009.
Other Publications (including German texts)