A. Joshi has received his B.E. from S.G.S.T.I.S., Indore (1968), M.E. from I.I.Sc., Bangalore (1970), M.Sc. (1975) and the Ph.D. (1978) degrees from the University of Toronto, Toronto. He has worked at the G.E.C. of India Ltd. (1970-73) in the manufacturing and marketing divisions. He has taught at the Dept. of Elec. Engg., I.I.T., Kanpur and has also taught courses in power electronics, digital electronics and microprocessor systems.