Recommended reading from Anne Taylor-Vaisey: This is an issue in which we are all interested ... Open Access to the literature. Have a look at this article from the April 13 issue of the New England Journal of Medicine:
Frank, M. Access to the scientific literature -- a difficult balance. New Engl J Med April 13 2006; 354:1552-1555.
During the past decade, scientific publications have increasingly become available on the Internet, where they can be used by far more readers than print journals have ever reached. In The Access Principle, John Willinsky argues that since the knowledge conveyed in these publications is a public good, access to it should be broadened as far as possible.
Read more here.