Professor of environmental law, postgraduate program on environmental, agricultural and of biodiversity law, University of Costa Rica. Currently legal adviser of the National Biodiversity Institute ( INBio) and international consultant in the area of Intellectual property and biodiversity, biotechnology and biosafety, access to genetic resources and benefit sharing and environmental law. Formerly a tutor of the distance courses on intellectual property of WIPO. Member of the Public Interest Intellectual Property Association ( PIIPA), a network of IPR lawyers helping developing countries institutions, of the World Union of Agricultural Law Professors ( UMAU), the National Academy of Environmental and Agricultural Law ( Vice-president), the National Academy of Environmental Law, and the IUCN Commission on Environmental Law among others. For more than 4 years member of the National Biodiversity Commission of Costa Rica and negotiator of the CBD on behalf of the Gov of Costa Rica, including Head of the Delegation in the First Conference of the Parties ( Nassau 1994) and member of the delegation in the COP V ( Kenya), VI ( Holland), VII ( Malaysia) and VIII ( Brazil), IX ( Germany) and X ( Japan)