Deliberate Practice for Decision Making
Much of this material is sourced/summarized from Deliberate Performance: Accelerating Expertise in Natural Settings and “The Power of Intuition”. Both contain much more than what is written here. An earlier draft/version of this was posted as "Productive Use of Heuristics and Biases". Based on feedback in the comments, much has...
I've read his newest book, "Meditating Selflessly: Practical Neural Zen", that seems to be aimed more at a layperson than "Zen and the Brain". It also talks a bit about his speculations about what meditation does in the brain, along with some recommendations on meditation. It might be too speculative though.
He also has a third book, perhaps that is a happy medium? Depending on how motivated you are, you might even try one of those Human Brain coloring books...