Marek Kohn

Neurobiologist

Science writer who’s studied neurobiology. He recently wrote about smart drugs for the on-line magazine Mosaic.

Marek Kohn on KCRW

Herbal supplements are a huge business, even though lots of them have no proven effects. And in fact, some may be a total scam.

So-Called Smart Drugs

Herbal supplements are a huge business, even though lots of them have no proven effects. And in fact, some may be a total scam.

from Press Play with Madeleine Brand

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