Dr. Pawan Kumar Singh is currently Honorary Scientist of Indian National Science Academy (INSA) at the Department of Botany, Banaras Hindu University, Varanasi, India. Since past 50 years he has been actively engaged in research, research management and administrative positions like vice-chancellor, C.S. Azad University of Agriculture and Technology, Kanpur; Director, Project Director, Joint Director (research) at the Indian Agricultural Research Institute, New Delhi and Central Rice Research Institute, Cuttack, India