2012 – Appointed member of the Committee Prioritizing in the Health System at the German Medical Association (Bundesärztekammer)

2010 – 2014 Vice chair of DFG Research Group Prioritizing in Medicine (FOR655)

2008 – 2013 Program Coordinator, PhD Program Decision Sciences, Jacobs University Bremen

2007 – 2010 Head of DFG Research Group Prioritizing in Medicine (FOR655)

2007 Organization and hosting a ErasmusSokrates Intensive Programme at Jacobs University

2005 – 2007 Member of a National Science Foundation (NSF) review panel, Arlington, VA

2004 – 2005 Vice-President of the Society for Mathematical Psychology

2003 – 2004 President of the Society for Mathematical Psychology

2002 – 2007 Executive Board: Society of Mathematical Psychology