Jonathan is a noted expert on ethics and integrity. He advises and litigates on behalf of corporates, financial institutions, public organisations and professional service firms on integrity, ESG, human rights, disciplinary and governance matters.
He has specific expertise on the bankers oath and disciplinary rules in the financial sector.
He is the author of The Integrity of the Judge (2009), The Value of the Oath (2020) and Logic for Lawyers (2021), and is regularly invited to speak at national and international conferences. He also formed part of the Committee that revised the Dutch Code of Conduct for Lawyers in 2018.
Advocaat, admitted to the Bar in the Netherlands in 2008
Dutch, English, German
Utrecht University (PhD law MA religious studies)
Visiting scholar at Cambridge University
Radboud University Nijmegen
Westfälische Wilhelms-Universität Münster (MA philosophy)
Professor of administration of justice and legal philosophy, University of Amsterdam
Deputy judge, Den Bosch Court of Appeal (Commerce Chamber)
Former senator, Eerste Kamer der Staten-Generaal
Member of the Disciplinary Court of Appeal for Lawyers
Ethics lecturer, Dutch national training institute for judges and public prosecutors
Advisory board member, Cultuurfonds
23 May 2023
13 June 2022
17 February 2021
14 November 2019
14 September 2018