Prior to joining Oliver Wyman, Partha spent 18 years in leadership positions at professional services firms. He was a partner at McKinsey & Company in London and New York, where he was also the Editor-in-Chief of the McKinsey Quarterly; a senior partner at The Monitor Group in Cambridge, MA; and global Marketing Director for Allen & Overy, one of the world's largest law firms, based in their London headquarters. For three years he ran his own strategy consulting practice, advising five of the world's leading US and European law firms on strategy, organizational structure, and operational restructuring.
Born in India, he holds a Bachelor of Engineering (Mechanical) degree from the MS University of Baroda, India, an MS from Columbia University's Graduate School of Journalism, and an MBA from Massachusetts Institute of Technology's Sloan School of Management, where he was Editor of the Sloan Management Review.
Partha is the author of Alexander the Great's Art of Strategy: The Timeless Leadership Lessons of History's Greatest Empire Builder (2003, New York: Penguin; London: Profile), which is available in 14 editions and has been translated into eight languages. He is an Overseer of the Boston Symphony.