I am an author/speaker/grant writer living among the corn and bean fields of Illinois in the U.S. I own Davis Integrated Services .

I’m an optimistic human who enjoys writing, adventures, and other optimistic humans. johnleyden.com

Retired engineer with a lifelong interest in maths and cosmology

CNN Contributor. Live in Mexico. Still learning. Trying to understand life through writing. Sign up for my Curated Medium Newsletter: upscri.be/c36497/