Template:Infobox Book Free as in Freedom: Richard Stallman's Crusade for Free Software (ISBN 0-596-00287-4) is a free book licensed under the GNU Free Documentation License about the life of Richard Stallman, written by Sam Williams and published by O'Reilly Media on March 1, 2002.
Williams conducted several interviews with Stallman during the writing of the book as well as interviewing some of Stallman's class mates, and his mother.
The book is divided into fourteen chapters and three appendices which include one for the GNU Free Documentation License (GFDL). The hardcover print edition by O'Reilly spans 240 pages and is 8.9 inches high, 5.9″wide and 0.8″thick (226 mm by 150 mm by 20 mm).ISBN 0-596-00287-4
Uncommon for biographies, Free as in Freedom was published under the GNU Free Documentation License, which allows modification and redistribution of the text.
Sam Williams has written an article  about the process of writing FaiF, recording the license negotiations that led to this book being published under a free license. OnLamp also interviewed Williams in 2002 about the writing process 
See also Edit
- A full web edition of the book in the O'Reilly online catalog
- Free as in Freedom in O'Reillys Online Catalog
- An online version of the book