You’ve seen them, those students or colleagues who are always taking the bull by the horns and plowing through projects and assignments on their own. In academia, these are called self-directed learners. Now, a professor has used the concept of self-directed learning to analyze one of the greatest relationships in music history.

Today on the Best of Our Knowledge, did self-directed learning break up the Beatles?

Then we’ll hear about a group of student suing the state of Washington for a better environment, and we’ll spend an academic minute finding out if testosterone makes you dumb.