The documentary film “Overload: America’s Toxic Love Story” looks at the alarming number of toxins we’re exposed to on a daily basis, the health consequences of such exposure, and steps we can take to protect ourselves.

Juliet Hooker on whether it’s fair to expect Blacks who protest police violence to act in an exemplary, law-abiding manner.

Keally McBride casts a critical eye on Uber, Airbnb, and the rest of the “sharing economy.”

Albena Azmanova on how capitalism developed and where it stands now.

Jason Barker discusses the film he’s made about Marxist ideas and their relevance for today.