“Conceptual Foundations of Quantum Physics – An Overview from Modern Perspectives” (Plenum Press, New York, 1997). 

Foreword by Nobel Laureate Sir Anthony Leggett.

(This book was written during the Homi Bhabha Fellowship)

Appreciative reviews of this book have appeared in Physics Today, October 1998; The Times (London) Higher Education Supplement, 25 September 1998; Progress in Quantum Electronics Vol.22, pp.41-42 (1998); and Foundations of Physics, Vol. 31, pp. 855-857 (2001). The appreciative reviews have been written by some of the leading experts in this field, viz. James Cushing, Alastair Rae, Peter Landsberg and Daniel Greenberger respectively.

“Einstein’s Struggles with Quantum Theory: A Reappraisal“ (Springer, New York, 2007), with Andrew Whitaker (Queen’s University, Belfast).  

Foreword by Sir Roger Penrose.

(This book was written during the Jawaharlal Nehru Fellowship)

Appreciative reviews of this book has appeared in Physics Today, May 2008. written by Tilman Sauer of the California Institute of Technology, US; Journal of American Mathematical Society: MathSciNet, 2008, The Telegraph, 29 August, 2008.

” Riddles in your Teacup – Fun with Everyday Scientific Puzzles” , Institute of Physics Publishing (1994), Bristol, UK, and distributed in India by Rupa; with P. Ghose. 

Foreword by Paul Davies.

Translations in Japanese, Italian and Turkish, apart from being translated into several Indian languages (Bengali, Hindi, Tamil, Marathi, Malayalam), published by the National Book Trust (Delhi), India.

Kyon Aur Kaise? (A book based on National Council for Science & Technology Communication‘s (NCST) TV serial of the same name), (Vigyan Prasar, India, 1997) with Partha Ghose and Narender K. Sehgal.