The Arsenal

Books, podcasts, and tools for anyone serious about solving problems.

40+ mental models, frameworks, and first principles for problem solving. From First Principles to Cynefin - plus where we've used them.

15 books that shape how we think about problems. Grouped by problem type, with a prescription quiz to find your starting point.

Conversations with people who found the problem behind the problem - and solved it.

Weekly doses of unexpected solutions, trivial catastrophes, and things you didn't know you needed to know.