President and NFL Referee

RSSL Advisory LLC

Peter Shafer, longtime market research sales leader and NFL referee, is President of RSSL Advisory and founder of After Further Review, a management training program using values, principles and practices from how NFL referees are trained. Peter has held senior leadership and sales positions, at Gallup Poll, Harris Poll, Toluna, and Brunswick Group. He oversaw double-digit growth as CEO of KRC Research. He has published two books and many articles and blogs on the best practices in selling and account management. He lives in Baltimore.