Do I visit schools?
Absolutely! I love to talk with students about writing nonfiction, my books, space, bats, rhinos, the underground railroad, and other stuff. My Author Visits page has details.
What book am I writing now?
I studied biology in college, not writing, and didn’t know I liked writing until I was in my 20s and in the Peace Corps.
A long time! I started writing for a kids science magazine in 1991. You do the math!
Science, especially biology.
Writing is my job
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