sentences:  He has extensively contributed to the Dutch debate on the legal regulation of such decisions and has been a member of one of the Dutch Regional Review Committees for Euthanasia from 1998 to 2010.Den Hartogh edited Springer’s "Library of Ethics and Applied Philosophy" from 1997 to 2008, and is a member of the Health Council of the Netherlands since 2002.In 2009 he was the president of the QANU review committee that assessed most of the degree (MA and BA) programs in philosophy of the Dutch universities.