Ramanuj Vishwakarma, PhD, is Assistant Professor and Junior Scientist in the Department of Entomology at Bihar Agricultural College at Bihar Agricultural University (BAU), Sabour, Bhagalpur, Bihar, India. He is also performing the duty of Nodal Officer of the Beekeeping and Honey Production Unit of the university. During his tenure, he has specialized in integrated pest management in broccoli, bottle gourd, brinjal (eggplant), chili, cabbage, mustard, and sunflower by using a number of plant products and entomopathogenic fungi. He did research on the pollinating efficiency of insect pollinators, including honeybees, for enhancing crop productivity and for conserving the ecosystem. He has received many prestigious awards and has published research articles in national and international journals. He has written or edited and published books, book chapters, a bulletin, manuals, and popular articles. He has handled several research projects funded by the Indian Council of Agricultural Research, New Delhi, and BAU. He has successfully guided several MSc (Agriculture) and other students for their degree programs. Ranjeet Kumar, PhD, is Assistant Professor and Junior Scientist in the Postgraduate Department of Entomology at Bihar Agriculture University in Sabour, Bhagalpur, Bihar, India. He has worked on stored product entomology for the sustainable management of stored grains and seed insect pests. During his course of investigation, Dr. Kumar developed several herbal fumigants for sustainable management of stored grains and seed insects. He has published several books and a manual. In addition, he has published many research papers in national and international journals as well as popular articles in magazine and periodicals. Dr. Kumar is a life member and fellow of several scientific committees and societies. He has received an award from the International Conference on Entomology at Punjabi University, Punjab, India.