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Mark Black is a motivational speaker, author and success coach. He was born with a life threatening heart defect for which he has had to undergo a heart- and double-lung transplant. He is now a four-time marathon runner. Since receiving his second chance at life, Mark hasn't wasted a moment. He has now inspired nearly 70,000 people across North America with his truly unique story and powerful life lessons that help his audience members live life with passion and purpose.