2017. President ETCMA (European Umbrella association of TCM societies)
2016. Co-chairman World Acupuncture Conference at UNESCO, Paris, 2018, Vice chair ICETCM 2016, Chengdu
2014 - 2017. Member of EC of ETCMA as head of committee advocacy and lobbying. Managing WHO-events in Rothenburg TCM Kongress, International TCM summits, Work for CAM on EU-level
2013. Member of EC of WFAS (World Federation of Acupuncture Societies), Visiting Professor of Chengdu University of TCM, PR China.
2011 - present. Congress President of TCM Kongress Rothenburg (annual, 1200 participants from 40 countries, 5 days, 120 speakers), International networking TCM institutions (universities, ngo’s, societies, congresses, journals), speakers and colleagues.
1994 - 2011. Member of EC of the AGTCM (founded 1954) and Chairman of TCM Kongress Rothenburg, responsible for the conception, planning and organization, ongoing contact with leading speakers in the West and Asia