Annette Zimmer, Professor of Social Policy and Comparative Politics at Muenster University was affiliated with the Program on Non-profit-Organizations at Yale University (USA) and with the John Hopkins Project. She served as the DAAD Visiting Professor at the University of Toronto (Canada), and as a visiting scholar at the American Institute for Contemporary Germany Studies (AICGS) in Washington D.C. Currently, she is a member of the Advisory Board of the German Survey on Volunteering (Freiwilligensurvey), which is funded by the Federal Government. She is the author of numerous books and articles. Most recently, she became president-elect of the International Society for Third Sector Research (ISTR).