existential reflection newsletters

NewsletterFIT tracks 3 newsletters that cover existential reflection as a primary topic, all with posts in the last 90 days. By publicly shown subscriber count, the largest are Garrison Keillor and Friends (147K) and The Old Grey Thinker (15K).

Updated Oct 30, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Garrison Keillor and Friends 147K subscribers

    Substack Every two weeks · last post 18 days ago

    Likely audience: Fans of Garrison Keillor

  2. 2
    The Old Grey Thinker 15K subscribers

    Substack Every two weeks · last post 11 days ago

    Likely audience: retirees

  3. 3
    Conscious Currents —

    Substack Monthly or less · last post 41 days ago

    Likely audience: philosophers

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