Newsletter Insights — independent newsletter & sponsorship data across 21K+ newsletters
Browse all →Philosophy helps people improve their lives, relationships, and careers. I help people study, understand, and apply philosophy This is my site for information, updates, events, offers, and writings about philosophy, as well as videos and a podcast.
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Gregory B. Sadler - That Philosophy Guy's metrics, benchmarks, and sponsor data in one document
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6K
Top 25% in Education
substack
Education
0.15%· ~9/post
(comments + likes) / subscribers
vs 0.00% category avg
~4x per week
4.1 posts/week avg
vs 1.0/week category avg
$6/mo
Category avg: $14.27/mo
427
newsletters in Education
Top 25% in Education
out of 427 newslettersPublishing Frequency
~4x per week
Last published Apr 3, 2026
4.1 posts/week avg
