Michael Pollan

Author Michael Pollan had always been curious about psychoactive plants, but his interest skyrocketed when he heard about a research study in which people with terminal cancer were given a psychedelic called psilocybin — the active ingredient in "magic mushrooms" — to help them deal with their distress.

The Food Network draws more viewers than any of the cable news channels, but Americans are actually cooking less than ever. Food-culture writer Michael Pollan (The Omnivore's Dilemma) ponders the phenomenon.

In an open letter to the next president, author Michael Pollan writes about the waning health of America's food systems — and warns that "the era of cheap and abundant food appears to be drawing to a close."