Pediatric physician. Since 2016 Deputy Director of the Medical Section of the Free University at the Goetheanum. Director of the Academy of Anthroposophical Medicine of the GAÄD (Society of Anthroposophical Doctors in Germany). Project leader in the founding of the World Goetheanum Association and the World Goetheanum Forum.
Managing Director of the Foundation Future Development. Currently the foundation cooperates with 77 project partners in 18 countries. The focus of the support is on organic farming, women life, self-administered microcredits, small businesses, education, health, renewable energies, human rights and environmental rights.
Specialist physician in paediatrics and adolescent medicine (FMH) and doctor for anthroposophically extended medicine (FMH/VAOS). Executive Director of the "Campaign for Access to Essential Medicines" of Médecins Sans Frontières (MSF, Doctors without Borders) from 2006 to 2012 in Geneva. He previously worked in projects, or managed projects in Africa and Asia. He was an expert on various committees of the World Health Organization, worked as a member of the board of UNITAID and participates in the board of "Knowledge Ecology International - Europe".