Jack Stone 

@jackstone2
Professionally, I worked as a national park service ranger. I now volunteer twice a week at South Platte Park in Littleton, Colorado, sharing natural history knowledge and "dad" jokes with visitors. I've written several books.
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The Big Picture
The Big Picture
by The Big Picture
Hopium Chronicles By Simon Rosenberg
Hopium Chronicles By Simon Rosenberg
by Simon Rosenberg
Popular Information
Popular Information
by Judd Legum
Robert Reich
Robert Reich
by Robert Reich