Experience: Formerly Director - Research and Development at Derek O'Brien & Associates, Currently a consultant editor with Penguin India. Led the team that created the content for Penguin Yearbooks 2005-2009, The Penguin CNBC-TV18 Business Yearbook 2006-2007 and 2008-2009. Previously worked with The Statesman and The Telegraph in the Editorial department.

Education: Graduation in Mathematics from Jadavpur University. Post Graduation in Applied Mathematics with specialization in Mathematical Biology from Jadavpur University

International Fellowship: Gordon M. Fisher Fellow at the University of Toronto, Canada

Visiting programmes: Massachusetts Institute of Technology Media Lab and Harvard University under US Visitors' Program;

Publications: Published Mindstretch a book on mathematical puzzles and miscellany, The Mad, Mad world of Elections with Sudhir Dar, Penguin India Fact File, Business Traveller's Guide, States of India with Penguin India. Invented a mathematical tool - Knowledge Quotient - to measure an individual's information base vis-à-vis information base of her immediate environment; Designed soft skill programme for children - KQ School Advantage. Authored a recreational mathematics column Brainstorming (that appeared uninterrupted for 14 years in "TheTelegraph"); Published poems in many little and literary magazines Uses postage stamps to popularise science and mathematics for school children.