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General Information


Cornell University, BA 1986
Harvard University, MS 1988
Applied Sciences
Harvard University, PhD 1990


Co-Founder & Partner

Web Presences


Photo Credit

Garry Tan / http://garry.posterous.com

Paul Graham

Paul Graham is a partner at Y Combinator.

He is also the author of On Lisp (1993), ANSI Common Lisp (1995), and Hackers & Painters (2004). In 1995, he and Robert Morris started Viaweb, the first ASP, which in 1998 became Yahoo! Store. In 2002 he discovered a simple spam filtering algorithm that inspired the current generation of filters.

Graham has a B.A. from Cornell. He earned an M.S. and a Ph.D. in Applied Sciences (specializing in computer science) from Harvard, and studied painting at Rhode Island School of Design and the Accademia di Belle Arti in Florence.

Recent Milestones


Company Date Round Size Participants
Clever 3/2014Series A$10.3M4
Watsi 7/2013Seed$1.2M9
Socialcam 4/2012Angel38
ClassDojo 1/2012Seed$1.6M15
Trigger.io 1/2012Seed$1M6
Trigger.io 9/2008Angel$400k9
Octopart 5/2008Seed$300k8
AppJet 8/2007Angel$700k8
Infinity Box 4/2006Angel$100k2



    The 25 Most Influential People on the Web (images.businessweek.com) [edit]
  1. In 18K Schools And Counting, Clever Confirms $10.3M Raise From Sequoia, As It Looks To Build The Next Big Learning Platform (techcrunch.com) [edit]
  2. Healthcare Crowdfunding Platform Watsi Grabs $1.2M From Tencent, Paul Graham, Vinod Khosla, Ron Conway And More (techcrunch.com) [edit]
  3. Socialcam Nabs Angel Funding From The A-List: Yuri Milner, Tim Draper, Laurene Powell Jobs, And More (techcrunch.com) [edit]
  4. ClassDojo Lands $1.6M From Paul Graham, Ron Conway To Help Teachers Control Their Classrooms (techcrunch.com) [edit]
  5. Trigger Raises $1M in Seed Round of Funding (finsmes.com) [edit]
  6. VentureWire [edit]
  7. Citation Needed [add]
  8. Citation Needed [add]
  9. How Wufoo Turned A Profit In 9 Months By Selling Slick, Simple Forms – with Kevin Hale (mixergy.com) [edit]
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Last Edited 4/17/14

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