Our Team

The ILSE team consists of faculty members as well as community members:

steven b&wSteven van den Heuvel (Ph.D) is Director of ILSE and  Associate Professor of Systematic Theology at ETF. His research interests are: theological anthropology, economic ethics, Dietrich Bonhoeffer, environmental ethics, the capabilities approach, and the theology of hope. He regularly preaches in churches in the Netherlands.



NullensPatrick Nullens (Ph.D.) is Co-founder of ILSE, professor of Systematic Theology and Ethics at ETF, and extraordinary professor of ‘Leadership Ethics and Humane Economics’ at the University of Humanistic Studies in Utrecht. An important focus of his research is on the ethics of leadership in the context of corporate social responsibility. He speaks regularly in churches and at international conferences.


Jack Barentsen (Ph.D.) is Professor and Chair of Practical Theology, and serves as senior researcher of ILSE. He served as church planter in the Netherlands before coming to the ETF, where he completed a dissertation on emerging leadership in Pauline churches (2010). He preaches and consults regularly in churches in Belgium and the Netherlands and is currently engaged in an extensive project, investigating the changing nature and public value of religious leadership.


Cees TulpCees Tulp (MA) is Junior Researcher in Systematic Theology at ETF. He holds a Bachelor of Music of the conservatory of Rotterdam. He received his BA in Theology and Religious Studies (Magna Cum Laude) at ETF in 2017 and his MA in Systematic and Philosophical Theology (with Merit) at the University of Nottingham in 2020. He also works as a software architect. Furthermore, he is a PhD student at ETF, researching the implications of French Phenomenology for a theological anthropology.


Chris Start (MSC) provides executive coaching as CEO of his company Start Development bvba. He is a former senior executive in Proctor & Gamble’s Marketing, and is a member of St. Paul’s Anglican Church in Tervuren, Belgium. He is co-founder of ILSE.




Pim Boven (M.Sc) is Chairman of the Board of Directors of the Theological University Kampen | Utrecht. Previously, he was the Administrative Director of the ETF and studied business economics at the University of Groningen (NL). He worked in various management positions in banking before coming to the ETF, where he became co-founder of ILSE. He serves as elder in a local congregation and speaks regularly on economics and Christian ethics.