Hi Julie,
Great questions! This article in the Observer by Erik Johnson (who works on the Behavioral Insights Team at Morningstar) covers a lot of what you’re looking for, from core competencies to the different job options. Check it out, and keep us updated on your plans! A lot of people have those same questions and may like to hear about which path you end up taking.
How to Start a Career in Behavioral Design
– The B-Hub Team