He is best known for his book Rebel Code: Linux and the Open Source Revolution (2001).

It describes the evolution and significance of the free software and open source movements with interviews of hackers.

[1] His writings have appeared in Wired,[2] Computer Weekly,[3] Linux Journal,[4] and Ars Technica.

[5] In 2009, he criticised the software education policy of the government of José Luís Rodríguez Zapatero on his blog.

This biographical article relating to a computer specialist is a stub.