第16章 About the Author
- The Resiliency Advantage
- Al Siebert
- 246字
- 2019-07-17 15:03:14
Al Siebert is Director of The Resiliency Center. He is an exparatrooper with a PhD in clinical psych...
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Al Siebert is Director of The Resiliency Center. He is an exparatrooper with a PhD in clinical psych...