Matt Lerner is a Partner with 500 Startups, and runs their London operation, where he has led over 30 early-stage investments, and runs their “Series A” growth program for seed-stage startups. Prior to joining 500 Startups, he worked as a Marketing Director and later Head of UK SME at PayPal, where he built and managed growth teams that helped grow PayPal from an $800M business to an $8B business in 10 years. Before joining PayPal, he held marketing roles with three other startups. As a growth marketer, he specializes in conversion optimization, analytics, engagement and retention. Lerner occasionally lectures on “growth hacking" at Stanford Business School and Imperial college.