The user manual for your home. Currently available for iPhone to help homeowners care for their houses.

Guides for climbing the fifty U.S. highpoints, from my experience summitting 49 of them.

A Minneapolis-based writing community.

A chess game of asymmetric armies.

A general physical fitness challenge.

Weigh the time a task takes against the time it would take to automate.

Essays on product management.

A collection of my favorite mental models.

A bodyweight workout generator.