Bryan O'Sullivan

Haskell hacker, distributed systems guy, writer, climber

Areas of Expertise:

Haskell
functional programming
distributed systems
revision control tools
Mercurial

consulting
speaking
programming
training
writing

Biography
Books
Blog
Articles

Bryan O'Sullivan is an Irish writer and developer who works with distributed systems, open source software, and programming languages. He wrote the award-winning O'Reilly title Real World Haskell. He has made significant contributions to the popular Mercurial revision control system, and to a number of other open source projects. He lives in San Francisco with his family. Whenever he can, he runs off to climb rocks.

Mercurial: The Definitive Guide
by Bryan O'Sullivan
June 2009
Print: $39.99
Ebook: $35.99