Mark Tewksbury Runs Great Traits, a Professional Development Company in Calgary, is a Motivational Speaker & Former Olympic Gold Medalist in Swimming

Mark Tewksbury runs Great Traits , a professional development company in Calgary, with Debbie Muir. Tewksbury is a well-known national motivational speaker and a former Olympic gold medalist in swimming. Visit www.ebay.ca/upandrunning to open your online shop