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The number of free subscribers for Doomslayer over time since it was added to the directory.
The history of technology and the philosophy of progress, plus announcements from the Roots of Progress Institute
The Psychology of Progress: Nature, Nurture, & Human Flourishing. New articles and musings on human nature and human progress based on readings, listenings, and original research.
A weekly newsletter on the psychology of human potential, progress, and flourishing