workshop on Recent Advances in Biotechnology of Health and Disease (BHD-2011) organized by Madurai Kamaraj University in 2011 Erwin Bünning, eminent German chronobiologist, invited by M. K. Chandrashekaran to India in 1978, to conduct the Biological Oscillation workshop in Madurai Kamaraj University Dorairajan Balasubramanian, the Shanti Swarup Bhatnagar laureate (for Chemical Sciences), Padma Shri awardee and member of the advisory committee for 'International Conference on Genome Biology 2019 (ICGB-2019)' organized by the School of Biological Sciences, Madurai Kamaraj University Dipankar Chatterji, the Shanti Swarup Bhatnagar laureate (for Biological Sciences), Padma Shri awardee and member of the advisory committee for 'International Conference on Genome Biology 2019 (ICGB-2019)' organized by the School of Biological Sciences, Madurai Kamaraj University Seyed Ehtesham Hasnain, the Shanti Swarup Bhatnagar laureate (for Biological Sciences), Padma Shri awardee and member of the advisory committee for 'International Conference on Genome Biology 2019 (ICGB-2019)' organized by the School of Biological Sciences, Madurai Kamaraj University Rakesh Bhatnagar, member of the advisory committee for 'International Conference on Genome Biology 2019 (ICGB-2019)' organized by the School of Biological Sciences, Madurai Kamaraj University Tapas Kumar Kundu, the Shanti Swarup Bhatnagar laureate (for Biological Sciences), N-BIOS awardee and member of the advisory committee for 'International Conference on Genome Biology 2019 (ICGB-2019)' organized by the School of Biological Sciences, Madurai Kamaraj University Siddhartha Roy, the Shanti Swarup Bhatnagar laureate (for Biological Sciences) and member of the advisory committee for 'International Conference on Genome Biology 2019 (ICGB-2019)' organized by the School of Biological Sciences, Madurai Kamaraj University Rakesh Mishra, member of the advisory committee for 'International Conference on Genome Biology 2019 (ICGB-2019)' organized by the School of Biological Sciences, Madurai Kamaraj University P. Namperumalsamy, Padma Shri awardee and the Co-investigator on a research Project “Clinical and Laboratory Studies on Eales Disease” in collaboration with National Eye Institute, Washington, USA and Indian Council of Medical Research and Madurai Kamaraj University. International collaborations University of Oxford: Discovery of first Indians in 2008 University of Munich: Genomics research and studies University of Tubingen: Collaborative research and faculty-student exchange Harvard University: Ancient DNA research University of Melbourne: Student exchange and research University of Oslo and Institute for Energy Technology: Indo-Norwegian International Online Conference on “Functional materials for energy, environment And biomedical applications" (FARAON 2022) Algoma Algal Biotechnology, University of Wisconsin: From 2017 Eastern University, Sri Lanka: From 2017 Uppsala University: From 2018 South Dakota School of Mines: Staff exchange and collaboration,