The sales profession has plenty of stereotypes and myths that have followed it through the years. While you often hear of the "art of selling," Dave Mattson prescribes to a different theory, based on having an effective system and a "science" to the sales. Dave Mattson is the CEO of Sandler Training, and wrote the foreword to the second edition of "You Can't Teach a Kid to Ride a Bike at a Seminar," written by David Sandler. Tim Muma speaks with Dave about the keys to consistent success, and how having a roadmap beats selling off the cuff.