“Back to the Future” Workshop on Technology, Governance and Citizenship, Istanbul/Turkey, July 2010. (pdf odp)

“Wireless Community Mesh Networks – Free Infrastructure Self-made” FREED.IN conference, Delhi, February 2008.

“Who can you trust ?” Workshop on Technology, Governance and Citizenship, Bangalore December 2007.

“Free Software for Wireless Community Networks.” FOSS.IN conference, Bangalore, December 2007.

“Using IT for the Benefit of small Artisians and Enterprises. OpenNet – A free community network. Selfmade.” Programme on Financing Micro Enterprises & Cluster Development. Reserve Bank of India’s College of Agricultural Banking, Pune, India, September 2007.

“Community Wireless Networks – a solution for rural India?” Workshop on Wireless Networking. Indian Institute of Information Technology and Management, Trivandrum, Kerala, India. December 2006.

“From Linux to communtiy based networks.” Institute of Engineering and Technology Radaur, Haryana, India. October 2006.

“Opennet – a selfmade community-based Network.” Public opening of the Scientific year of information technology. Rostock, Germany, March 2006.

“IT-systems to support communication and cooperation in (educational) networks. Utopies and realities.” 14th university conference of professional education. Bremen, Germany, March 2006.

“Mikrotechnologen und Mikrotechnologinnen – hoch qualifiziert und dennoch in der Sackgasse. Auf der Suche nach einem geeigneten Modell für die Aufstiegsqualifizierung.” Zusammen mit Kalisch, C. Mikrosystemtechnik-Kongress, Freiburg, Oktober 2005.