Sam Harris speaks with Roland Griffiths about psychedelics and mortality. They discuss the current state of psychedelic research, the timeline for FDA approvals, the risks to mental health posed by psychedelics in vulnerable populations, the use of psychedelics among the well, the relationship between psychedelics and meditation, advice for "bad" trips, microdosing, Roland's stage-4 cancer diagnosis, reflections on death, and other topics.

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Learning how to train your mind is the single greatest investment you can make in life. That's why Sam Harris created the Waking Up app. From rational mindfulness practice to lessons on some of life's most important topics, join Sam as he demystifies the practice of meditation and explores the theory behind it.