Don Clifton

About The Author

Donald O. Clifton, Ph.D. (1924-2003) was past chairman of Gallup and coauthor of the national bestseller Now, Discover Your Strengths and other books. He was named the Father of Strengths-Based Psychology by the American Psychological Association.

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Books by Don Clifton

How Full Is Your Bucket? Expanded Anniversary Edition

By Tom Rath and Don Clifton

Based on a simple metaphor, the book features powerful stories, actionable strategies and breakthrough discoveries from a 50-year study. Includes a toolkit with a new Gallup positivity test and a personality assessment made popular by Gallup’s previous bestseller (over 1 million completes).

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