Tim Calkins is a business writer, marketing consultant, and an award-winning clinical professor at Northwestern University's Kellogg School of Management, where he teaches Marketing Strategy and Biomedical Marketing. Through his firm Class 5 Consulting, he works with leading corporations around the world, including Eli Lilly, Roche, Novartis and PepsiCo. He also founded and leads the popular Kellogg Super Bowl Advertising Review, an annual event that has generated more than five billion media impressions. His previous books include Breakthrough Marketing Plans and Defending Your Brand, which was named 2013 Marketing Book of the Year by Expert Marketer Magazine.