His major research areas and expertise are edible insects, insects and microbial ecology and Forensic Medicine etc. He has published more than 70 SCI research papers and books in last five years, which have been cited for more than 2500 times in total. He is a council member of American Board of Forensic entomology in Texas and Entomological Society of America, and was vice president of the Entomological Society of America as well as president of North America Association for Forensic entomology.