• Since 2004: Specialization in Technology Assessment of Nanotechnologies, Life cycle and Risk Assessment of Nanoproducts and Nanotextiles, Sustainable Innovation
• 2002-2004: Specialization in Precautionary Principle, Technology Assessment, Risk Assessment of Pervasive Computing 
• 1998 - 2001: Program Manager for International Technology Cooperation Projects in several developing countries (see sustec - sustainable technology cooperation)  
• 1995 - 1997: Project Leader of a Technology Cooperation Project between Switzerland and Colombia 
• since 1993: EMPA St. Gallen Specialization in Life Cycle Analysis and other environmental methods (projects, international working groups e.g. SETAC) 
• 1993: Freelancing Journalist (GMO, Textiles and Ecology) 
• 1992: Buxbaum Engineering AG, Baden, Representative Project Leader, Waste Management, Environmental Standards and Regulations 
• 1990 - 1991: Stanford Research Institute International, ZH, Assistant, Chemical and Automotive Sector 
• 1988 - 1993: Specific studies of Biology/Ecology at the Zurich University 
• 1986 - 1987: Basic Studies of Biology at the Swiss Federal Institute of Technology, ETH Zurich

• 2000: Basic management sklills, BWI Stiftung, 10 days
• 1999-2000: Leadership 1 and 2, Eidgenössisches Personalamt, 30 days
• 1996: Evaluation: Multikriterienverfahren, Nachdiplom Studium Entwicklungsländer (NADEL), ETHZ, 5 Tage  
• 1996: Seminar für Organisationsentwicklung in der Entwicklungs­zusammenarbeit, Departement für Entwicklungs­zusammen­arbeit (DEZA), 5 Tage
• 1995: Technologie Transfer in der Entwicklungszusammenarbeit, Nachdiplom Studium Entwicklungsländer (NADEL), ETHZ, 5 Tage
• 1993: Environmental social science; ETHZ
• 1988 - 1993: Specific studies of Biology/Ecology at the Zurich University
• 1986 - 1987: Basic Studies of Biology at the Swiss Federal Institute of Technology, ETH Zurich

2009: Rhodia Group Award for best paper: C. Som, A. Köhler, M. Halbeisen: «Strategies for sustainable innovation in emerging technologies – the cases of Nano Textiles and Smart Textiles»; 2nd International Conference MESD’09 on Strategies for Sustainable Technologies and Innovations. France, 4-6 November 2009