tested advertising methods how to profit by removing guesswork rev ed O.M. She is a professor emerita

She is a professor emerita at Columbia University Graduate School of Journalism

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tested advertising methods how to profit by removing guesswork rev ed O.M. She is a professor emeritaRevised edition of John Capless classic guide to advertising testing, offering practical techniques for writing headlines, choosing appeals, testing layouts, and measuring results to increase ad performance. Foreword by Bruce Barton.