Dr. Mohammad Shaef Ullah is a Professor in the Department of Entomology at Bangladesh Agricultural University (BAU), Bangladesh. He earned his B.Sc. in Agriculture and M.S. in Entomology from BAU, a Ph.D. from Tokyo University of Agriculture and Technology, Japan, and completed postdoctoral research at Andong National University, South Korea, and Ibaraki University, Japan. Since joining BAU as a Lecturer in 2004, he has developed extensive experience in teaching, research, and agricultural consultancy, including collaborations with the Food and Agriculture Organization (FAO) and CABI. His research focuses on integrated pest management, acarology, biological control, biopesticides, and invasive agricultural pests. His notable works include A Field Guide of Major Insect Pests and Diseases of Different Crops in Bangladesh (2021), Training Manual on Pest Control Operation (2024), and Field Guide on the Registration, Production, Storage, Transport, and Application of Biopesticides (2025). He is a life member of the Bangladesh Entomological Society, Bangladesh Association for the Advancement of Sciences, Asiatic Society of Bangladesh, Seed Science Society of Bangladesh, and Zoological Society of Bangladesh. His recognitions include the Japanese MEXT Ph.D. fellowship, Bio-BK PLUS postdoctoral fellowship, Academia–Industry postdoctoral fellowship, and an NSICT fellowship from the Ministry of Science and Technology, Bangladesh.