Dr. Shahed Hassan is a Professor and former Chairman of the Department of Anthropology, University of Dhaka, Bangladesh. Besides more than three decades of teaching, Dr. Hassan has worked as Researcher/Consultant in different areas of development with special focus on indigenous/traditional environmental knowledge, indigenous population, ethno science and environmental issues and concern. He has substantive years of working experience in the Philippines, Nepal, Japan and the USA. Dr. Hassan is an analyst of eminent repute and fully conversant with development activities of the government and non-government agencies. He has worked for the Actionaid, World Bank, UNDP, UNFPA, UNICEF, IUCN, CARE, DANIDA, ILO, GTZ, WFP, PACT/PRIP, IVS, Australian AIDAB, DFID/WELL, WaterAid, ADB, Republic of the Philippines, Kingdom of Nepal, Japan (as Japan Foundation’s visiting researcher) and USA (as Fulbright’s visiting faculty).