Measuring up by Ed Moed
http://measuringupblog.typepad.com/measuring_up/
Try some of these insightful sources to get a view of what RNA means to those working on the front line of marketing world
http://kirkweisler.com/t4d/2008/01/08/measure-results-not-activity/
http://greenbanana.wordpress.com/2007/11/09/pr-practitioners-should-put-up-or-shut-up/
http://www.onalytica.com/blog/2007/07/measuring-influence-pr-blogs-part-ii.html
http://www.schwartz-pr.com/crossroads/2007/10/measuring_pr_clients_like_it_p.php
http://artisanmc.blogspot.com/2007/10/measuring-pr-realistic-look.html
http://www.e-consultancy.com/publications/online-pr-roundtable-briefing-september-2007
http://www.instituteforpr.org/files/uploads/MacnamaraPaper_b.pdf
http://www.womeninconsulting.org/company/articles/evaluating-pr-program.html