
“A new rationalist self-improvement book: the 12 Levers” by spencerg
From LessWrong (30+ Karma) by LessWrong
May 3, 2026 · 11 min
About this episode
Spencerg discusses his new book 'The 12 Levers', which presents a rationalist approach to self-improvement based on extensive research of popular self-help techniques.
I'm publishing a book that I think can fairly be described as a rationalist approach to self-improvement. Whereas many self-help books focus mainly on stories and what worked well for the author, our book takes a very different approach. My co-author, Jeremy Stevenson, and I read over 100 of the most popular self-improvement books of all time and carefully reviewed more than 20 types of therapy in an attempt to answer the question: What are all of the most useful psychological strategies for improving your life? Every time a book or therapy said to do something or provided a method or technique, we extracted it. We then carefully categorized the ~500 techniques. Our conclusion, which surprised us, was that to a reasonable degree of approximation, we were able to subsume all of these numerous approaches within just 12 high-level psychological strategies. We call these "The 12 Levers," which is also the name of our book. We also investigated the evidence behind each of these levers. The book does include stories, but they are not the focus - we choose one or two stories to tell about the history of each Lever or a person who embodies it to [...] --- Outline: (01:41) 1. A lot of…
People in this episode
Guest: spencerg
Topics covered
- self-improvement
- rationalism
- psychological strategies
- self-help
- evidence-based techniques
Keywords
- self-improvement
- rationalist
- psychological strategies
- self-help techniques
- evidence
Mentioned in this episode
Books & works: The 12 Levers
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