Prabhakant Sinha runs a marketing and sales consulting firm in the US called ZS Associates. ZS Associates is a sales management consultancy firm based in Chicago in the US. Prabhakant Sinha did B.tech. in ME in 1970 from IIT Kharagpur and then M.S. and Ph.D. in Industrial Engineering from University of Massachusetts, Amherst, 1974. In February 201...