Welcome to my site! I am an astronomer by training and a teacher by trade, but currently spend most of my time as a writer. I hope you’ll find this site useful and entertaining. more biographical info…
Jeff’s Public Events for The 100th Anniversary of Relativity
Jeff’s Children’s Books Read from the International Space Station!
The Max Goes to the Moon Planetarium Show
A Global Warming Primer
My Convocation speech at Miami University
Interstellar (the movie) Science: That’s Relativity!
Download: “How to Succeed in College Classes”
Info on Jeff’s Elementary School Author Visits.
Info on Jeff’s “Max Goes to Schools” donation Program: More than 23,000 books donated to date.
Books for the General Public
On the Cosmic Horizon (out of print)