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Mattan Griffel

Co-Founder & CEO, One Month

New York City

Mattan Griffel is the Co-Founder & CEO of Y Combinator-backed One Month, the first-ever online school for accelerated learning. He was selected as one of Forbes' 30 Under 30 in Education in 2015.

Mattan teaches and advises on growth hacking, online education, and learning to code. He has advised companies like Pepsico, Bloomberg, GM, NYSE, and JPMorgan, spoken at New York University, Cooper Union, The School of Visual Arts, Parsons at The New School for Design, Singularity University, The Downtown Project, First Round Capital and Social Media Week, and has been featured in The New York Times, Forbes, BusinessWeek, MIT Technology Review, Huffington Post, Mashable and The Next Web.

Mattan studied Philosophy and Finance at New York University and wrote his thesis on the metaphysics of consciousness.

Previously (15):

How to Teach Yourself to Code

How to Teach Yourself to Code

Create the next great app by learning how to code quickly and efficiently on a basic level.

5 Times

Growth Hacking for Startups

Growth Hacking for Startups

Find out what growth hacking is and learn how to implement your own growth hack strategy to significantly increase your customer base.

2 Times

Growth Hacking Workshop: Lean Marketing for Startups

Growth Hacking Workshop: Lean Marketing for Startups

Marketing on a shoestring — map out your product’s user flow, build a viral campaign, execute A/B testing, and increase user retention.

2 Times

Growth Hacking for Startups (Replay from NYC)

Growth Hacking for Startups (Replay from NYC)

This course will cover the strategies a growth hacker uses and highlight some of the most successful growth hacks of all time.

Replays: The Pitch 101: Covering All the Basics (Online Workshop)

Replays: The Pitch 101: Covering All the Basics (Online Workshop)

From getting the first meeting to making a kick-butt presentation, we'll help you perfect your pitch with this online workshop.

Talk Shop: User Acquisition Marketing

Talk Shop: User Acquisition Marketing

Take your first steps towards learning the tech scene's newest emerging content by hearing from NYC's top practitioners with real-world experience.

Open Forum Presents: Building Great Presentations (Online Class)

Open Forum Presents: Building Great Presentations (Online Class)

Learn how to create great presentations.

Growth Hacking for Startups (Livestream REPLAY from Sydney)

Growth Hacking for Startups (Livestream REPLAY from Sydney)

Growth hackers are a hybrid of marketer and coder, one who looks at the traditional question of “How do I get customers for my product?”.

Teach at GA

Join our talented instructor team dedicated to transforming thinkers into creators.

Find Out More