PR PRSA unveils campaign to redefine public relations The Public Relations Society of America’s ambitious program aims to update the 1982 definition of PR. By Michael SebastianNov. 23, 2011 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.