The belief that things will be better in the future is called optimism bias. Being overly optimistic can lead you to miss an important health check up or make bad financial decisions.

The Los Angeles Hope Festival is the celebration and examination of hope and optimism, two paradigmatic mental attitudes that play a vital and influential role in our daily lives. 

Researchers look into the drug’s association with pronounced optimism.

Or is doubt a self-fulfilling prophecy?

Who — or what — really controls your mind?