Free Software, Free Society: Selected Essays of Richard M. Stallman is a book as it’s collects the writing of Richard M. Stallman . The first edition was published in 2002 by GNU Press under the GNU Free Documentation License . The second one, published in 2010, contains both updated versions of the original essays and many new essays. A third edition was published in 2015.
Essays contained in this book deal mainly about ethics, law, business and their application to computer software.
The introduction is written by Lawrence Lessig , Professor at Harvard Law School.
The book is divided into seven main parts: 
- The GNU Project and Free Software
- What’s in a Name?
- Copyright, Copyleft
- Software Patents: Danger to Programmers
- The Licenses
- Traps and Challenges
- An Assessment and a Look Ahead
- Free software portal
- Free software
- Jump up^ Free Software, Free Society: Selected Essays of Richard M. Stallman