James Stewart received his M.S. from Stanford University and his Ph.D. from the University of Toronto. He did research at the University of London and was influenced by the famous mathematician George Polya at Stanford. Stewart is currently a Professor of Mathematics at McMaster University. His research field is harmonic analysis. James Stewart is the author of a best-selling calculus textbook series published by Brooks/Cole, including CALCULUS, Fifth Edition and CALCULUS: EARLY TRANSCENDENTALS, Fifth Edition, as well as a series of precalculus texts.Stewart, James is the author of 'Calculus Early Vectors', published 2003 under ISBN 9780534493486 and ISBN 0534493483.