1988 -

‘Chromosoma Lecture’, Institute of Molecular Biology, USSR Academy of Sciences, Moscow

1989 -

Symposium speaker at ‘6th Conversation in Biomolecular Stereodynamics’, Albany, NY, USA.

1991 -

Invited plenary speaker, ‘International Symposium on Synthetic Oligonucleotides: Problem and Frontiers of Practical Application’, Shemyakin Institute, Moscow, USSR.

1993 -

Symposium speaker, ‘8th Conversation in Biomolecular Stereodynamics’, Albany, NY USA.

1996 -

Invited speaker, ‘2nd Indo-Japan Workshop and ACT IV Meeting’ Japan.

1996 -

Invited speaker, ‘Human Genome Treaty Symposium’, Berlin, Germany.

2001 -

Invited speaker at an International Symposium on ‘Ethics, Intellectual Property and Genomics’ at UNESCO Headquarters, Paris.

2001 -

‘Genome Research & Patenting in Developing Countries’ in symposium on Bioethics, Vienna, Austria.

2002 -

Rights & Issues relating to the ‘Genetic Resources of the Developing Countries’, Geneva.

2002 -

Invited lecture in Bioscience Asia meeting on ‘Functional Genomics in Silico’, Taiwan.

2002 -

Lecture during the ‘India Day Celebrations’ at Royal Society, London.

2003 -

‘B. K. Bachhawat Oration’, Jawaharlal Nehru University, New Delhi, India.

2004 -

Invited talk entitled “Comparative Proteomics in silico for drug target identification”, at 17th FAOBMB/IUBMB/A-IMBN Meeting, Bangkok, Thailand.

2005 -

BIGROC Lecture ‘Conservation and Variation: A Balancing Act in the Genome’ at Weizmann Institute of Science, Rehovot, Israel.

2005 -

Invited lecture at the Asia Biotech Forum 2005 at Kuala Lumpur entitled ‘Private-Public Partnership in Genomics & Bioinformatics: An Indian Perspective’.

2005 -

Keynote address at the Workshop Health of Populations in the Mediterranean in the post genomic era entitled ‘Predictive Medicine and Health Research in the Post Genomic Era’, Tunisia.

2005 -

Invited talk at the HGM 2005, entitled ‘Conservation and Variation: A Balancing Act in the Genome’, Kyoto, Japan.

2005 -

Invited talk at the 14th Conversation Albany, NY, USA.

2005 -

Invited talk entitled ‘Comparative Genomics and pathway modeling approaches towards Novel Drug Target Identification’ at International Symposium on Computational Biology & Bioinformatics (ISCBB2005) in Tokyo, Japan.

2006 -

Invited talk at the session Genomics in Asia during the 2006 International Conference on Genomics entitled ‘Genome Variation & Disease Genomics: the Indian Initiative’, Hangzhou, China.

2007 -

‘Indian Genome Variation Database from Complex Disease Perspective’ at McKusick-Nathans Institute of Genetic Medicine, Johns Hopkins University, Baltimore.

2008 -

Invited talk at the Genesis Conference in London entitled ‘Can Open Source Drug Discovery Address Global Healthcare Challenges in Infectious Diseases?’

2009 -

‘Open Innovation: A Novel Approach to Collaborative Research for Global Good’ at Swedish Parliament.

2010 -

‘Technology Based Applications for Development for the Benefit of the Masses, Perspective of Government of India’ at Washington DC, USA.

2010 -

‘Knowledge Creation and Open Innovation for Global Good’ at ASET Colloquium, TIFR, Mumbai, India.

2010 -

Keynote address: ‘Genome Sequencing to Drug Discovery: An Open Innovation Model for Global Collaboration’ at the HUGO-OECD Symposium on Genomics and Bio-economy, France.

2010 -

Plenary talk on ‘Open Source Drug Discovery: A Solution for Infectious Diseases’ at the International Conference on Bioinformatics of Genome Regulation and Structure, Novosibirsk, Russia.

2010 -

‘Tale of Three Cities: A Molecular Journey’, at Indian Chemical Society.

2010 -

‘Open Source Drug Discovery: A New Paradigm’ at TEDx. [TEDx link](http://tedxncr.com/speakers.html)

2010 -

‘Intellectual Property Protection vs. Investors Property Protection’, Confederation of Indian Industry.

2011 -

‘Open Innovation: A Novel Approach to Collaborative Research for Global Good’ on 15th Prof. Y. Nayudamma Memorial Award Lecture at Chennai.

2011 -

BigRoc lecture entitled ‘Open Source Drug Discovery’, Weizmann Institute of Science, Rehovot, Israel.

2011 -

Keynote lecture at Cold Spring Harbor Asia conference on ‘Protein Structure Based Drug Design’, Suzhou, China.

2012 -

'CSIR-India's Perspective of the Synthetic Biology Initiative & Strategy of Computational Approach to Synthetic Design Principles' at ‘The First International Meeting On The Synthetic Yeast Genome, Sc2.0’, Beijing, China.

2012 -

‘Generic to Genomic Medicine in an Open Knowledge Economy’ at Mayo Clinic, Rochester, Minnesota, USA.

2012 -

‘Open Source drug discovery as an innovative model for affordable healthcare for all’ at Ist International. Conference for Study of the Commons at Louvain-la-Neuve, Belgium.

2012 -

‘Overcoming Obstacles: Mechanisms for Facilitating Financing and Coordination’ at DNDi symposium, New York, USA.

2013 -

‘Open Source Drug Discovery: Developing a Systems Level Translational Platform for Neglected Diseases’ at the University of Cambridge, UK.

2013 -

‘Open Source Drug Discovery and System Biology Program for Translational Research in infectious Diseases’ Plenary talk at the 8th edition of BIOVISION, the World Life Sciences Forum at Lyon, France.

2013 -

‘Genomics to Open Source Drug Discovery: Affordable Health for All’ at the Global Health Session of ‘Joint Conference of Human Genome Meeting 2013 and the 21st International Congress of Genetics at Singapore.

2013 -

Plenary talk ‘Crowd Sourcing to develop System Biology Platform for Open Source Drug Discovery’ at BSEC 2013 conference on collaborative biomedical innovations, Oak Ridge National Laboratory, Tennessee, USA.

2013 -

56th Holland Memorial Lecture, ‘Open Innovation, Big Data and Crowd Sourcing: The Next Frontier’ Kolkata, India.

2013 -

Invited lecture on ‘Crowd Sourcing to Develop Systems Biology Platform for Open Source Drug Discovery’ at National Center for Biomedical Ontology, Stanford University.

2013 -

Keynote address: ‘Impact of Scientific Research & Development on National Development: Indian Perspective’ at National Conference of Bangladesh Council of Scientific and Industrial Research, Bangladesh.

2013 -

Invited lecture on ‘Open Source Drug Discovery as an Innovative Model for Affordable Healthcare for All’ at Universities of Oslo, Trondheim and Tromso, Norway.

2014 -

Keynote lecture on ‘Open Collaborations in the Emerging World: New Paradigms Coupled with an Eastward-Shifting Center of Balance for Innovation’ at WIPO Experts Meeting for the Project on Open Collaborative Projects and IP-Based Models.

2014 -

Invited Lecture ‘Social Networks to Biological Networks: Systems Biology of Mtb’ at European Institute of Systems Biology and Medicine, Lyon, France.

2014 -

Invited Talk "OSDD: An Innovative Model for Distributed Co-creation " at Towards Open Pharmaceuticals Meeting, Bellagio, Italy.

2014 -

Invited Lecture "Crowd Sourcing to Develop a Systems Biology Platform for Open Source Drug Discovery" at Weill Cornell Medical College, Doha, Qatar.

2015 -

Invited Talk “Public sector research institutes and drug development: Need of More Public Funding” at 2nd Advisory Group Meeting of UNDP -Access and Delivery Partnership Project, Bangkok, Thailand.

2015 -

Invited Talk on “Affordable Health” at the Global Health through customized approaches session in Biovision 2015 at Lyon, France.

2015 -

Reflections on “Open Innovation, Research and Education” at Paris Assembly 2015, at Institut Pasteur, Paris.

2015 -

Invited Lecture “Open Source Drug Discovery: From Genome Sequence to Lead Identification “during ISGC 2015 at Weizmann Institute of Science, Israel.

2015 -

Invited Lecture " Open Source Drug Discovery (OSDD): Way more than just a crowd sourcing research program" during NightScience 2015 at CRI, University of Paris, Paris.

2015 -

Invited talk on "Could metformin be used for TB?" during the Second Open Pharma Meeting, at Marburg, Germany.

2015 -

Invited Lecture "Open Source Drug Discovery: From Genome Sequence to Lead Identification" at Philips University Marburg, Germany.

2015 -

Invited Talk on “The Open Source Drug Discovery project” at DNDi -ECTMIH 2015 at Basel, Switzerland.

2015 -

Invited Lecture “Open-Source Drug Discovery: a race to cure neglected diseases through crowd sourcing” at The School of Public Health and the School of Engineering, New York University, USA.

2015 -

Invited Talk on "Thirty Years of My Genomics Journey: Science, Technology and Policy" at 30th Annual Department of Genetics & Development Retreat, Columbia University, USA.

2016 -

Invited talk ‘Bridging the Gap between Genetics Practice & Research-Opportunities and Challenges”. International Conference ICBD-2016, AIIMS, New Delhi.

2017 -

Invited talk ‘Innovation in Research” PM Fellowship Lecture, Central University Bhatinda, Punjab.

2017 -

Invited talk ‘Tale of Three Cities: Metamorphosis of a Physical Chemist” 20 years with CSIR- IGIB Farewell Lecture, New Delhi.

2017 -

Invited talk ‘P4 Medicine the Future: Convergence of Genomics, Traditional Medicine and Big Data” at Mayo Clinic, Jacksonville, Florida, USA.

2019 -

Plenary Lecture at Genomics India Bangalore,“ Genomics Journey from Bangalore to Delhi and Back.”

2019 -

Invited talk “The Evening at DMD Clinic @NIMHANS which Changed the Course of My Science” Dr M Gourie-Devi Oration Lecture, NIMHANS, Bangalore.

2020 -

‘Healthcare Technologies: Will India Pole Vault with Soft Landing!!!” International meeting ‘Decan Dialogue”, Pune.

2022 -

Invited talk “Disruptive Innovations in Healthcare Technologies for India to Pole Vault with Soft Landing: Can IITians Make a Difference?” Institute Lecture IIT, Jodhpur.

2023 -

Disruptive Innovations in Healthcare Technologies in Pursuit of Scientific Excellence with a Purpose: A Personal Journey” EDUDITE Award Lecture, MGU, Kottayam, Kerala.

2024 -

Public Lecture “Power of Imagination and Knowledge in the WhatApp, Facebook and ChatGPT Era: learning by doing”. Indian Science festival (FAST), Pune