Here's about one minute from late in Allan Gregg's TVOntario interview of Sheena Iyengar. "Columbia University professor Sheena Iyengar is the author of 'The Art of Choosing.' She explores the factors, conscious or unconscious, that determine the choices we make. She believes humans have an inate desire to choose."
This is similar in concept to the approach that many career developers take. So, if you're pressed for time ... !