#davidtheduck 🇺🇸 Billion 💵 Copywriter Word Tickler Marketing Strategery-ist. Marketing Mentor 📊Data Scientist 🎸🎸ROI RockStar Human Experience Engineer Disabled Veteran 25th Infantry US Army Secret Sauce: Predicting effectiveness of ads with statistics Recovering radio talk show host, radio DJ 🎧🎙 Programmer. Inventor. All around nice guy😎 🎙PodCast: Confessions Of An Advertising HitMan