Chair and Professor of Biological Sciences at Columbia University. Top Medium writer in Science, Creativity, Health, and Ideas

Journalist for 99Bitcoins and former USA Today, also Ultramarathoner | On Substack: https://isaiahmccall.substack.com/ mccallisaiah@gmail.com

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Editor and writer. Past: Elemental, Real Simple, Refinery29, SELF. Certified personal trainer; prenatal and postnatal exercise specialist. Cat & person mom.

I’m an investor. I think about things. I write some of it down.

Meditation and Mindfulness teacher. Dad of three precious kids. Former writer for THE WEST WING. Follow me at davidgerken.net.