Dig into what happens to your brain during adolescence that changes how you value, understand, and connect to friends. -- If it seems like friendships formed in adolescence are particularly special, that's because they are. Childhood, adolescent, and adult friendships all manifest differently in part because the brain works in different ways at those stages of life. During adolescence, there are changes in the way you value, understand, and connect to friends. Shannon Odell explores the neuroscience of friendship. Lesson by Shannon Odell, directed by Biljana Labović.