Erik Therwanger is the Founder of Think GREAT, a specialized business consulting firm that specializes in leadership development, strategic planning, and sales combustion. He uniquely combines his experiences as a U.S. Marine, executive business leader, sales professional, and entrepreneur to help organizations achieve new levels of success. He is also the author of the Think GREAT Collection, a series of books dedicated to personal and professional growth. Erik is also the Founder of the Think GREAT Foundation, which awards scholarships to military spouses.