Dr. K. Sahayaraj is Associate Professor and Director of Crop Protection Research Centre at St. Xavier’s College affiliated to Manonmaniam Sundaranar University, Tamil Nadu, India. He has been awarded University Fifth Rank in M.Sc. by Madurai Kamaraj University in 1987. He has been teaching Zoology including Entomology to undergraduate and post-graduate students for more than 21 years. Dr. Sahayaraj has published four books and one proceeding on Ecofriendly Insect Pest Management. He has more than 173 publications, including original research papers, book chapters and popular articles in insect ecology, behavior, biology and physiology, as well as numerous papers on biological control efficacy of reduviidae, botanicals and fungal pathogens. Over the past 25 years, Dr. Sahayaraj’s research efforts have been dedicated to multidisciplinary, integrated approaches in understanding how reduviidae distribute and diversify in various ecosystems, and how their adaptive characters can be applied to pest management, especially through biointensive pest management. He has operated 10 research projects funded by national (DST, DBT, CSIR, MOEs) and international (IFS) funding agencies, and now he has been operating MEFs funded project. Recently, he has been publishing an international journal, namely Journal of Biopesticides (ISSN 0976-0341X).