For queries, please email

In 2020, I am working on a new book and am not adding additional speaking engagements. 

Connect with me on Twitter, Facebook, or Instagram.

Teachers: If you’ve adopted one of my books (or chapters/op-eds) in your classes and would like me to visit via Skype for a Q&A with students, please email the address above.

Carbon offsets for all travel via Atmosfair.