Currently developing Effective Self-Help, a pilot project funded by EAIF researching the most effective ways people can improve their wellbeing and productivity: https://forum.effectivealtruism.org/posts/i2Q3DTsQq9THhFEgR/introducing-effective-self-help
For a scattered and poorly-maintained collection of things I've written and more general views I hold: https://bcswilliamson.com/
Really enjoyed this. The human need for challenge and more than the fulfilment of immediate needs/ wants is an argument I've made to friends many times but I'd never thought of infants as such a good example of this.