and clinical research and his laboratory has trained more than 525 basic scientists and clinical researchers from over 55 countries. His American Center for Reproductive Medicine has provided hands on training to 210 candidates in human assisted reproduction (Embryology and Andrology techniques) from 45 countries. By the number of citations, he is the most cited author of several medicaljournals such as Fertility and Sterility, Urology, Reproductive Biomedicine Online, Andrologia, Reproductive Biology and Endocrinology. Ashok has been invited as a guest speaker to over 30 countries for important international meetings. He has directed more than a dozen Assisted Reproductive Technology (ART) and Andrology Laboratory Workshops and Symposia in recent years. He is a member of the International Advisory Committee on Male Infertility for the Society for Translational Medicine. Publications, editorship and reviewership Ashok has published over 840 research articles and reviews in peer reviewed PubMed-indexed scientific journals. He has also authored over 225 book chapters in specialized medical books, and presented over 830 papers at both national and international scientific meetings. His Hirsch index (h-index) is 150 (Google Scholar) and 107 (Scopus), while his citation count is over 90,653 on Google Scholar. According to ResearchGate, Ashok has an RG Score of 54.37 on 2,193 publications (1245 articles, 54 books, 250 chapters, 486 conference papers). Ashok is ranked as the No. 1 Author in andrology/male Infertility and ART-related research, based on a Global Ranking of Authors Publishing in Andrology or Male Infertility report employing exhaustive searches on the Scopus database. Ashok is currently an editor of 42 medical text books or manuals related to male infertility, ART, fertility preservation, sperm chromatin damage and antioxidants. He is also the Guest Editor of 12 special journal issues and an ad hoc reviewer for over 50 scientific journals. Ashok serves on the Editorial Board of Asian Journal of Andrology, Human Andrology, Human Fertility, International Brazilian Journal of Urology, International Journal of Fertility & Sterility, Reproductive BioMedicine Online, Reproductive Biology & Endocrinology, Translational Andrology and Urology, The World Journal of Men's Health, and International Journal of Molecular Sciences. Scientific career Ashok is the recipient of over 100 research grants and is actively involved in laboratory and clinical studies looking at the efficacy of certain antioxidants in improving the fertility of male patients. 1990–1999 In the early years, Ashok and his team at ACRM studied the physiological levels of reactive oxygen species (ROS) and its relationship with