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.