While visiting the spot of his 1963 March on Washington speech, Rep. John Lewis, along with Bill Moyers, conducts a spontaneous lesson in civil rights history.

"To think and talk about African-Americans as criminal is encoded deeply in our DNA” and is important to connecting the dots in Ferguson, Staten Island and elsewhere.

Rep. John Lewis talks with Bill about his experience speaking at the 1963 March on Washington.

Baldemar Velásquez says U.S. trade policies encourage illegal immigration, and that we should allow laborers to move freely over borders.

Marty Kaplan says American news media deliberately disregards critical environmental news and information.

In this 2008 Moyers Moment, author and food activist Michael Pollan recommends a new way of thinking about school lunch -- economically, nutritionally and politically.

Professor and activist Lawrence Lessig tells Bill that government should be utilizing technology to protect our liberties as much as it does to invade our privacy.

David Rosner and Gerald Markowitz discuss a study conducted in the 1990s that exposed children to dangerous levels of lead without warning parents.

In this 2001 Moyers Moment, Bill gets his blood tested to find out just how pervasive industrial chemicals are.

Two public health historians reveal how the vinyl chloride industry published misleading research to keep employees from knowing they were being poisoned.