Book Signing - John Havens
John Havens will appear at the SX Bookstore to sign copies of "Hacking Happiness: Why Your Personal Data Counts and How Tracking it Can Change the World".
Presenters
John Havens
Founder
The H(app)athon Project
I'm the Founder of the H(app)athon Project, contributing writer for Mashable, author, and consultant.
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