Our people

Executive Board

Dr. Sam Muller
CEO

Prof. Dr. Maurits Barendrecht
Research Director

Ellen Tacoma
Director of Operations

Core Team

Richard Berkenbosch
Financial Controller

Nathalie Dijkman
Justice Sector Advisor

Tobijn de Graauw
Director Justice Leadership Group

Dr. Martin Gramatikov
Head of Measuring Justice, Senior Justice Sector Advisor

Tabitha Gumbs
Human Resources Specialist

Evelien van Hoeve
Executive Secretary

Nadja Kernchen
Research Assistant

Martijn Kind
Junior Quantitative Justice Data Analyst

Paulina Kozlowska
Communications Coordinator, Graphic Designer

Toa Maes
Project Officer

Ammar Maleki
Governance Advisor SJIP

Alain Nkurikiye
Business Accelerator Manager

Dr. Rodrigo Nunez
Justice Sector Advisor

Sandra van der Pal
Justice Accelerator Outreach Agent

Guus de Ruyter
Project Manager

Connor Sattely
Business Accelerator Agent

Tim Verheij
Research Assistant

Wilfried De Wever
Head of Justice Accelerator

Dr. Kavita Heijstek-Ziemann
Senior Justice Sector Advisor



Regional agents

Prince Anim
Innovating Justice Agent, Ghana

Olufunbi Falayi
Innovating Justice Agent, West Africa

Ahmed Farah
Innovating Justice Agent, Kenya

Dmitry Foremnyi
Innovating Justice Agent, Ukraine

Roger El Khoury
Senior Justice Sector Advisor, HiiL Representative in the Arab Countries

Themba Mahleka
Innovating Justice Agent, South Africa

Brian Ndyaguma
Innovating Justice Agent, Uganda

Adam Oxford
Innovating Justice Agent, Southern Africa

Our Young Talents - Interns

Madelaine Alber
Giedrius Astafjevas
Andrew Jones
Rachel Meagher
Eirin Sundby