HKS' David Wood says we need to ensure that financial returns are subordinate to, and serve, societal well-being. What would it mean for foundations to help make that happen.

Harvard Kennedy School's Jennifer Lerner says anger can be a healthier response to unfairness than fear or despair.

"In these marches and demonstrations, there are anarchists and white supremacists and others who show up to sow chaos, sow anarchy and plant the seeds of violence," says Professor Cornell William Brooks.

Professor Jennifer Lerner discusses the roll of emotions in assessing risks and making decisions.