You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract 'HARPER'S' LEWIS LAPHAM TO RETIRE Spent Last 30 Years as Editor, Will Continue to Write Column By Nat Ives, Published on November 15, 2005 0 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.