Mary DiPerna, an Adjunct Instructor at NYU since 1985, presents hands-on seminars on Excel, MS Project, Access, PowerPoint, Word and other end-user software. Ms. DiPerna, President of M DP Systems, Inc., has over thirty years of experience in PC consulting, training, management, EDP audit, and systems development. Her projects include developing database and spreadsheet end-user systems; developing and presenting PC training; and problem solving business information flow. Formerly Director – EDP audit at American Express Company, she managed the EDP audit group and was also responsible for the computer literacy training. Prior to this, Mary DiPerna worked at American Airlines and Metropolitan Life where she developed mainframe computer applications. Mary DiPerna is a graduate of SUNY at Albany and holds a Master’s Degree in computer science from the CUNY School of Engineering.