Publications

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An Introduction to Western Philosophy (Thompson, 2004)

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Archetype Inventory for Organizations, in The 2002 Annual: Volume 1, Training, ed. Elaine Beich. San Francisco, CA: Jossey-Bass/Pfeifer, 2002.

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Coaching Styles Advantage, in The 2002 Annual: Volume 2, Consulting, ed. Elaine Beich. San Francisco, CA: Jossey-Bass/Pfeifer, 2002.

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Enneagram Personality Portraits: Enhancing Professional Relationships. San Francisco, CA: Jossey-Bass, 1997.

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Enneagram Personality Portraits: Enhancing Professional Relationships Inventory and Profile. San Francisco, CA: Jossey-Bass/Wiley, 1997.

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Enneagram Personality Portraits: Enhancing Team Performance Participant’s Workbook. San Francisco, CA: Jossey-Bass/Wiley, 1997.

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Enneagram Personality Portraits: Enhancing Team Performance Trainer’s Guide. San Francisco, CA: Jossey-Bass/Wiley, 1997.

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Enneagram Personality Portraits: Improving Problem-Solving Skills Participant’s Workbook. San Francisco, CA: Jossey-Bass/Wiley, 1997.

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Enneagram Personality Portraits: Improving Problem-Solving Skills Trainer’s Guide. San Francisco, CA: Jossey-Bass/Wiley, 1997.

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What Drives You Crazy? in The HR Handbook. Volume I, p. 97, ed. E. Biech and J. E. Jones. Amhearst, MA: Human Resource Development Press, Inc., 1996.

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Coauthored The Aspell-Gilpin Personality Map, marketed throughout the United Kingdom.

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Interview, Fast Company Magazine (May, 1999)