When we asked Ben who he'd get to write the book foreword in a dream scenario, he said Harley Finkelstein, the COO of Shopify, hands down. But he didn't really think we could make that happen. That's when Dave decided to take matters into his own hands and leverage the power of Twitter to try to get Harley involved. Less than 10 minutes later, Harley was in. Here's how it went down. Head to privy.com/book to join the waitlist with 2,100+ others.