Brian Pennie, PhD
1 min readMay 5, 2019

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For me, the best way to collect mental models is through their use. When they become internalized, that’s where the big gains are :)

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Brian Pennie, PhD
Brian Pennie, PhD

Written by Brian Pennie, PhD

Change is possible. I write to show that | Recovered heroin addict turned doctor. www.brianpennie.com

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