Reid Hoffman / Greylock

**Reid Hoffman** is a partner at **Greylock Partners**, the co-founder of **LinkedIn**, and one of the most influential thinkers and investors in the technology industry. With 144+ investments including first-round participation in Facebook and Series A in Airbnb, he has been at the center of nearly every major technology wave of the last 25 years. He is widely known as the "Network Effects" investor — both because he built the world's largest professional network and because network effects are the lens through which he evaluates almost every business.