Change, Principles of Problem Formation and Problem Resolution, Paul Watzlawick Ph.D., John Weakland, Ch.E., and Richard Fisch, M.D., W. W. Norton & Company, New York, 1974

Psychology of Everyday Things, Donald A. Norman, Basic Books, 1988

No Contest-The Case Against Competition,Alfie Kohn, Houghton Mifflin Co., NY, 1986

Psychology for Leaders, Dean Tjisvold, and Mary M. Tjisvold, John Wiley & Sons, NY, 1995

Danger in the Comfort Zone,Judith M. Bardwick, Amacom (American Management Association, New York, 1991

Getting to Yes: Negotiating Agreement without Giving In (Second edition), Roger Fisher and William Ury, Penguin Books, 1991

Driving Fear Out of the Workplace, Kathleen Ryan and Daniel Oestreich, Jossey-Bass, San Francisco, 1991

The Behavior-Based Safety Process, Thomas R. Krause, John H. Hidley, Stanley J. Hodson, Van Nostrand Reinhold, New York, 1990

Social Psychology, David G. Myers, McGraw-Hill, New York, 3rd edition, 1990

Why Work - Motivating and Leading the New Generation, Michael Maccoby, Simon & Schuster, Inc. 1988

Difficult Conversations - How to Discuss What Matters Most, Douglas Stone, Bruse Patton, Sheila Heen, Harvard Negotiation Project, Penguin Books, 2000

Emotional Intelligence: Why it can matter more than IQ, Daniel Goleman, Bantam Books, 1997

Flow: The Psychology of Optimal Experience, Mihaly Csikszentmihaly, Harper Perennial, 1990

Transitions: Making Sense of Life's Changes, William Bridges, Perseus Books, 2nd Edition, 1980

People Skills, Robert Bolton, Ph.D., Simon & Schuster, Inc. 1979

Please Understand Me: Character and Temperament Types, David Keirsey and Marilyn Bates, Prometheus Nemisis Book Company, Del Mar CA, 1978/1984