William M. Weilbacher

William M. Weilbacher is president of Bismark Corporation, a marketing and advertising consultancy that he founded in 1979. Prior to that, he held executive positions at Dancer-Fitzgerald-Sample, McCaffrey & McCall, and Jack Tinker and Partners advertising agencies. He is the author of 20 books dealing with advertising and marketing topics, most recently Brett Marketing (1993, NTC Business Books). He is past president of The Market Research Council and past chairman of the Technical Committee of the Advertising Research Foundation.