Al Davis, President and CEO of Omni-Vista, Inc., is recognized as one of the foremost experts on software requirements management and product planning. He is on extended leave of absence from the University of Colorado at Colorado Springs, where he serves as the El Pomar Chair of Software Engineering and Professor of Computer Science. He has consulted for many corporations over the past twenty years, including Boeing, British Telecom, Cadence Design Systems, Cigna Insurance, Federal Express, Flight Dynamics, Fujitsu, General Electric, Great Plains Software, IBM, Loral, McDonald’s, MCI, Mitsubishi Electric, NEC, NTT, Rational Software, Rockwell, Schlumberger, Sharp, Software Productivity Consortium, Storage Tek, Sulzer Intermedics, and Sumitomo. He is the author of Software Requirements: Objects, Functions and States, the best-selling 201 Principles of Software Development, and coauthor of Best Practices in Requirements Management.