Rex Briggs founded Marketing Evolution in 2000. Known as one of the world’s leading experts in media effectiveness measurement, his expertise derives from direct experience measuring and improving the performance of a wide range of marketing programs for dozens of Fortune 500 marketers. His work in understanding the effects of advertising in television, magazine and online was nominated for the prestigious John and Mary Goodyear award for best international research. Rex has consulted in over twenty countries worldwide. His research has been translated into a half dozen languages and taught at leading universities around the world. Rex is the author of SIRFs-Up – Catching the Next Wave in Marketing and What Sticks – Why Most Advertising Fails and How to Guarantee Yours Succeeds.