Present Positions

• President and founding member, President of the Administrative Board and member of the Scientific Council, Edumed Institute (Institute for Education in Medicine and Health - Instituto para Educação em Medicina e Saúde), Campinas, Brazil (2000-present).
• Director for Professional Education and Regional Representative for Campinas, Brazilian Society for Health Informatics (2008-2010).
• Founder and Technical Coordinator, the e*pub - Electronic Publications in Medicine and Biology Group (1995-present)
• CEO, WebPraxis International Consultants and Development Ltd., Campinas, Brazil (2004-present).
• Founder and Director of Business, Edulogica Educação & Tecnologia Ltd. Campinas, Brazil (2003-present)
• Associate Researcher of the Laboratory for Advanced Studies in Journalism (1999-present)
• Founder and president, Brazilian Society of Skeptics and Rationalists

Committees and Boards

• Member of the Working Group "Health Informatics for Development", International Medical Informatics Association (1996-present)
• Director for External Relations of the Campinas Branch, Brazilian Association for Distance Education (2002-present).
• Member of the Technology Council of the Syndicate of Engineers of the State of São Paulo, since September 2008
• Member of the Admissions Committee, Brazilian Society of Health Informatics (December 200-present)

Former Positions

• Associate researcher, founder, former Director (1983-1999, 2001-2003 - retired), Associate Director (1999-2001) and R&D Director (2000-2003), former Center for Biomedical Informatics, State University of Campinas, Brazil.
• Associate Professor and Chairman, Medical Informatics, Dept. Medical Genetics of the Faculty of Medical Sciences, State University of Campinas, Brazil (1988-2003 - retired).
• Director for Informatics, Brazilian Medical Association (1996-1999)
• Founder (1986), Vice-President (1986-1988), President (1988-1990) and Secretary General (1990-1992), Member of the Fiscal Council (2002-2004) Brazilian Society for Health Informatics. 
• President, International Medical Informatics Association - Federation for the Latin America and the Caribbean (IMIA-LAC) (1998-1999)
• Founder and Technical Coordinator, the Center for Distance Education in Health, State University of Campinas (2000-2004)
• Member of the Internet Working Group of the American Medical Informatics Association (1996-2001)
• Member of the Health Working Group, Interministerial Committee for Internet Brazil (1996-1999)
• Member of the Editorial Board, Medical Matrix
• Member of the Scientific Council of Vitalitas (Latin American Cultural Association for Medical and Scientific Research and Studies - Associação Cultural Latino-Americana de Pesquisas e Estudos Médico-Científicos), São Paulo, Brazil (2000-2004)