Information Systems Essentials
Stephen Haag is the Associate Dean of Graduate Programs and Director of the MBA program in the Daniels College of Business at the University of Denver.  Prior to being Associate Dean, Stephen served as Chair of the Department of Information Technology and Electronic Commerce in the Daniels College of Business at the University of Denver.  Stephen holds a B.B.A. and M.B.A. from West Texas State University and a Ph.D. from the University of Texas at Arlington.  Stephen has been teaching in the classroom since 1982 and publishing books since 1984.Stephen is the coauthor of numerous books including "Interactions: Teaching English as a Second Language" (with his mother and father), "Information Technology: Tomorrow's Advantage Today" (with Peter Keen), "Excelling in Finance," and more than 40 books within the "I-Series."  He has also written numberous articles appearing in such journals as Communications of the ACM, Soio-Economic Planning Siences, the International Journal of Systems Science, Managerial and Decision Economics, Applied Economics, and the Australian Journal of Management.Maeve Cummings is a professor of Information Systems at Pittsburg State University. She holds a B.S. in Mathematics and Computer Science and an M.B.A. from Pittsburg State, and a Ph.D. in Information Systems from the University of Texas at Arlington. She has published in various journals including the Journal of Global Information Management and the Journal of Computer Information Systems. She serves on various editorial boards and is a coauthor of two concepts books within the I-Series. Maeve has been teaching for 20 years and lives in Pittsburg, Kansas, with her husband, Slim.