Jake Knapp is a designer, investor, and the New York Times bestselling author of Sprint, Make Time, and Click. Before co-founding the venture firm Character Capital, he was a leader at Google, where he created the Design Sprint process, helped build Gmail, and co-founded Google Meet.

Jonathan Courtney is the co-founder of AJ&Smart, a multi-award winning digital product design agency based in Berlin. He writes a lot, and sometimes causes an industry fire with articles like this. Nerdy-looking Irish guy.