Rex Briggs is Founder and CEO of Marketing Evolution and has more than 20 years of experience in research and analytics. Rex focuses on omni-channel personal level marketing attribution and optimization. He served on the review board of JAR, and serves on Research World’s editorial board. He is the best-selling author of two books, "What Sticks, Why Advertising Fails and How to Guarantee Yours Succeeds" (2006) and "SIRFs Up, The Story of How Algorithms And Software Are Changing Marketing."