Prof Tilak is a Distinguished Professor at the Council for Social Development, New Delhi.

Former Vice-Chancellor, National University of Educational Planning and Administration, Prof Tilak, an economist of education, holds a Ph.D. Degree in Economics of Education from the Delhi School of Economics, University of Delhi. Dr Tilak was on the research and teaching faculty of the National University of Educational Planning and Administration, University of Delhi, Indian Institute of Education, University of Virginia and the Hiroshima University (Japan), and a Visiting Professor in Economics, Sri Sathya Sai Institute of Higher Learning. He was also on the research staff of the World Bank. Prof Tilak has authored/edited dozen books and about 300 research papers in the area of economics of education and development studies, published in reputed journals. His current and past publishers (of his books) include Sage, Orient BlackSwan, Routledge/Taylor & Francis, Academic Foundation, and UNESCO-IIEP. Recipient of Swami Pranavananda Saraswati National Award of the UGC for his outstanding scholarly research in Education (1999), Dr. Malcolm Adiseshiah Award for distinguished research contributions to development studies (2003), Inspirational Teacher of the Year Global Education Award 2012, and Devang Mehta national education award for outstanding contribution to education (2015). Dr Tilak had a privilege of delivering a keynote address to a meeting of the Noble laureates in Barcelona in 2005. Prof Tilak was the Editor of Journal of Educational Planning and Administration and is on the editorial board of several professional journals. Professor Tilak also served as Vice-President, and as President of the Comparative Education Society of India (2010-12), and is on the Board of Directors of the Comparative Education Society of Asia.