Terry Gross

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DAVE DAVIES, HOST:

Copyright 2018 Fresh Air. To see more, visit Fresh Air.

TERRY GROSS, HOST:

Copyright 2018 Fresh Air. To see more, visit Fresh Air.

DAVE DAVIES, HOST:

Copyright 2018 Fresh Air. To see more, visit Fresh Air.

DAVE DAVIES, HOST:

Copyright 2018 Fresh Air. To see more, visit Fresh Air.

DAVE DAVIES, HOST:

Copyright 2018 Fresh Air. To see more, visit Fresh Air.

TERRY GROSS, HOST:

Copyright 2018 Fresh Air. To see more, visit Fresh Air.

TERRY GROSS, HOST:

Filmmaker Paul Schrader grew up in a religious Christian household but he swore he'd never make a film about faith. Instead, he went on to work on the screenplays for the seminal 1970s films Taxi Driver and Raging Bull.

"I was intoxicated by action and empathy, sex and violence," Schrader says of his early work. These themes, he felt, were "not in the transcendental tool kit."

As a science columnist for The New York Times, Carl Zimmer had reported extensively about genetics and the role gene mutations play in various ailments. After a while, he got to wondering about what secrets his own genetic code holds.

"I wanted to know if there was anything I needed to worry about," Zimmer says. "We all think back to our relatives who got sick and then wonder, 'Is that in me?' "

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