Prof. S. K. Acharya is the former head of the Dept. of Agril Extension and the director of Extension Education, Bidhan Chandra Krishi Viswavidyalaya. He has authored or co-authored 203 research publications and 89 books, covering topics such as: participatory extension planning and management; value addition and quality management; extension strategy for natural resource management; horticulture management with quality issues; technology socialization process; fish bio-diversity; income and livelihood; enterprise management and entrepreneurship building; women’s participation in Panchayat; gender issues in floriculture; technology gap in floriculture; enterprise synergy in agriculture; disaster management; social metabolism, farm energy metabolism, community perception on climate change; and social entropy and chaos. He has delivered 29 keynote addresses in national and international conferences. He is a fellow of ISEE.