Robert L. Hays, Ph.D. | Substack

Robert L. Hays, Ph.D.

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Interested in the evolution of human nature and implications for your life and social organization. Retired biologist, now a Natural Philosopher and writer.

Grandpa Hays's substack

Grandpa Hays's substack

By Robert L. Hays, Ph.D.

Science-friendly Ideas about reality and life

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