Jonathan has noted expertise in the field of ethics and integrity. He advises and litigates on behalf of corporates, institutions and professionals in respect to a wide range of integrity, ESG, disciplinary and governance matters. Among others, he is a specialist on (the disciplining) of ethical rules and the bankers oath in the financial sector.
Jonathan is an acting member of the Disciplinary Court of Appeal for Lawyers and formed part of the Committee that revised the Dutch Code of Conduct for Lawyers in 2018. He is also a deputy judge in the Court of Appeal of ‘s-Hertogenbosch and lectures ethics at the Dutch national training institute for judges and public prosecutors.
Jonathan is full professor of administration of justice at the University of Amsterdam and is a frequently asked speaker at national and international conferences on integrity, ethics, ESG, corporate governance and related matters. He is the author of The Integrity of the Judge (2009), The Value of the Oath (2020) and Logic for Lawyers (2021).
Jonathan is a member of the supervisory board of Ronald McDonald Kinderfonds.
De Brauw Blackstone Westbroek
Claude Debussylaan 80
1082 MD Amsterdam
The Netherlands
P.O. Box 75084
1070 AB Amsterdam
The Netherlands
