I have subscribed to HBR Print and this gives access to the Online articles.
While I am scouting and by trial and error as well as through Cross reference to great articles for learning and implementation. (Mark mention of 4+2 in the Podcast on Retention helped me to dig out the article Job Sculpturing by Butler). That further lead to getting a great article by Butler and Waldroop on managing away bad habits.
Would be a good idea if the members can list in names o[b]f Must Read or best HBR articles that one came across.[/b]