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Mark Kleiman, PhD

Policy Analyst and Public Safety Advisor

Mark Kleiman, PhD

Mark Kleiman was a respected voice in public policy, drug regulation, and ethics. In his role with CSP, he brought sober, science-based thinking to conversations about safety, legality, and responsible entheogenic practice. His insights helped shape pragmatic frameworks that honor both spiritual depth and public accountability.

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© 2026 Council on Spiritual Practices

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The Council on Spiritual Practices is a

501(c)(3) nonprofit organization.

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