Many people have a strong sense that their views are right and couldn't possibly be wrong. So how do we come to hold strong convictions and why is it hard to consider we could be mistaken?

Through the eyes of a group of people convinced that they knew the date of the end of the world, Right Between Your Ears explores how people believe, how we turn beliefs into certainties, and mistake them for the truth.

A stock trader with a young family, a philosophy student about to graduate, and a retail manager who became so convinced she quit her job of 18 years. As they face the consequences of their conviction, neuroscience and social psychology offer insight into how we can become convinced we're right, even when we're wrong.