William A. Sadler, Ph.D

For 20 years Dr. Sadler has been conducting longitudinal studies of people who have been reshaping the life course and transforming aging by creatively redesigning their middle years. His last book focused mainly on people growing through their 50s. This groundbreaking work has been reissued in paperback and translated into German and Dutch. His new book, with co-author James Krefft, Ph.D, focuses on people who are continuing to grow in their 60s and 70s and creatively redefining retirement. Bill and Jim have also been working with professions and organizations to develop third age careers. [+]
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