Dr. S.L. Gandhi has travelled extensively covering 20 countries and 38 cities presenting papers and delivering keynote addresses at a number of international conferences held in various parts of the world including the UN Copenhagen Summit on Social Development in 1995, International Peace Conference on Ethnic and Communal Conflicts organized by Kyong Hee University, South Korea in 1995, International Conference on Jainism and Ecology organized by the Centre for Study of World Religions Harvard University in 1998, seminar on Policy, Ethics and Values organized by Dr. Thomas Daffern at the House of Lords, UK in 1998.

He was invited as a panel speaker by the then President of UN General Assembly at an Interactive Hearing with Civil Society on the occasion of High Level Dialogue on Interreligious Understanding held at the UN headquarters on Oct 4-5, 2007.

In 1993 Dr. Gandhi attended a five week course on Gaia, Ecology and Systems View of Life at Schumacher College of Devon UK from May 27 to June 30, 1993 with Fritjof Capra as scholar in Residence.