Copyleft

What is Copyleft?
Richard Stallman who pioneered the concept of copyleft and is the main author of several copyleft licenses including the GNU General Public License, the most widely used free software license discusses ‘what is copyleft?’

In Defense of Copyleft
by Karlin Lillington
The author summarises the views of Richard Stallman and Paul Lambert, a lawyer with LK Shields Solicitors expressed at a legal seminar called "Copyleft and Open Source Software: History, Applications and Legal Issues," held in Dublin in 2001.

Challenges in CopyLeft - Advice; Referrals
Compiled by Sajan Venniyoor and Gitanjali Sah
Solution Exchange for the Information and Communication Technology for Development Community
Consolidated Reply
ICT for Development Community
August 2, 2007

Time to examine the debates about the ownership of intellectual property
by David M. Berry, Marcus McCallion
'It is clear that copyright is being misdirected from its original intention to that of meeting the needs of corporations desperate to safeguard existing profits and create new markets artificially’.

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Working Without Copyleft
by Bjørn Reese and Daniel Stenberg
In this article the authors relate how they came to embrace copyleft, became disillusioned with its limitations, and consequently turned away from it.

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Copyleft vs Copyright: A Marxist Critique
by Johan Soderberg
The author suggests that the development of free software provides an early model of the contradictions inherent to information capitalism, and that free software development has a wider relevance to all future production of information.

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The Tyranny of Copyright?
By Robert S. Boyton
New York Times, January 25, 2004.
‘Where does the Copy Left believe a creation ought to go once its copyright has lapsed? Into the public domain, or the ''cultural commons'' - a shared stockpile of ideas where the majority of America's music and literature would reside, from which anyone could partake without having to pay or ask permission’.