1. Mathematics in Industry: Challenges and Frontiers, organized by Office of International Affairs (OIA),The Maharaja Sayajirao University, Baroda, India, June 3, 2020.
  2. Focusing on Mathematical Models & Analysis of COVID-19 Crisis, organized by The Office of International Affairs, The Maharaja Sayajirao University of Baroda, Vadodara, Gujarat, India and Lappeenranta University of Technology, Finland, June 17-18, 2020.
  3. One World Optimization Seminar (OWOS), organized by Radu Ioan Bot , (University of Vienna), Shoham Sabach (Technion - Israel Institute of Technology Haifa) and Mathias Staudigl (Maastricht University) (June 1, 2020; June 8, 2020; June 15, 2020; June 22, 2020; June 29, 2020; July 6, 2020; July 13, 2020; July 20, 2020; July 27, 2020; September 7, 2020, September 15, 2020; April 12, 2021; April 19, 2021).
  4. Annual Meeting of the Alexander von Humboldt Foundation, Berlin, Germany (June 24-25, 2020).
  5. Web of Science webinar: Supporting COVID-19 research efforts: How to make your search strategies more effective and efficient? (25 June 2020).
  6. Sudoku: Fun and Serious Mathematics, Organized by the Office of International Affairs, The Maharaja Sayajirao University of Baroda, India and TU Eindhoven, The Netherlands (July 3, 2020).
  7. Seminar: Operations Research Tools to COVID-19 for Sustainable Future, organized by Operations Research Society of Nepal (ORSN) (July 11, 2020).
  8.  IFORS Global Webinars, ALIO (July 29, 2020).
  9. DAAD-Freundeskreis International Language Cafe, Heidelburg, Germany (August 1, 2020). ´
  10. Invited talk: Network Optimization Techniques for Efficient Emergency Planning. International Webinar on Role of Applied Sciences in Industry and Engineering, organized by Department of Mathematics, Osmania University, Hyderabad, India (May 2-5, 2020)
  11.  Invited talk: Excess Flow Storage at Intermediate Nodes on Dynamic Network, International Webinar on Recent Advances in Pure and Applied Mathematics (RAPAM-2020), August 24-25, 2020. Organized by Department of Mathematics, KURSEONG COLLEGE, DARJEELING.
  12. Webinar: DAAD (German Academic Exchange Service) Information Session (Tribhuvan University - Study and Research in Germany, August 28, 2020), conducted by DAAD India.
  13. Webinar: ”Merging Dynamics with Data: A mathematical perspective on climate science”, organized by Institute of climate change research, The Maharaja Sayajirao University of Baroda, August 29, 31, September 5, 2020.
  14. Invited talk: Dynamic Flow Improvement with Intermediate Storage for Evacuation Planning, International Conference on Computational Sciences: Modeling, Computing and Soft Computing (CSMCS- 2020), organized by National Institute of Technology, Calicut, INDIA, September 10-12, 2020.
  15. Invited talk: OR Models and Efficient Solutions for Maximum Evacuation Planning Problem, and Panelist, Pre-APORS Conference 2020 OR: Continuing Relevance in Challenging Times, September 23-25, 2020, organized for APORS by the OR Society of the Philippines (ORSP).
  16.  IFORS Global Webinar Series, O.R. in the Asia Pacific: Recent Trends and Practices, September 30, 2020.
  17. Plenary talk: Maximum Flow Improvement with Intermediate Storage, 2020 Mindanawan Math-Stat Int’l Webcon MSU-IIT, Mindanao, Philippines, November 18, 2020.