Keenan The energetic and vibrant author of Gap Selling. Keenan He is a natural teacher and coach. He is a natural teacher and coach by nature.-Sizeable pieces that can be easily digested Keenan’s approach to training is engaging, direct, funny, and personal. His training style makes you feel that the training is being done personally for you, and not someone else. Keenan Passionate about sales, he has been leading sales teams for more than 20 years. His passion and dedication to your success are evident as soon as you press play.