Mattan Griffel

I'm Mattan, Founder & CEO at One Month, creators of the #1 bestselling Ruby on Rails online training program One Month Rails for first-time web app developers. I'm also a teacher at General Assembly and NY Ambassador to the Sandbox Network, a collection of young leaders under 30.

I teach Growth Hacking and Ruby on Rails. I've advised companies like Pepsico, Bloomberg, GM, NYSE, and JPMorgan, spoken at New York University, First Round Capital and Social Media Week, and have been featured in Forbes, BusinessWeek, Mashable and The Next Web.

I studied Philosophy and Finance at New York University, graduated summa cum laude and wrote my thesis on the metaphysics of consciousness (thesis advisors: Ned Block and David Chalmers).