Barron’s Power Words, Mark’s quick, easy and free audio crash course in today’s 100 most vital words, works to raise awareness for charities that are making a difference in solving global problems. He urges listeners to give to his favorite, The Elton John AIDS Foundation.

Mark’s invention of the Chemo Cap, which helps chemotherapy patients keep their hair, sparked a passion for cancer research.

As a lifelong dyslexic, Mark has seen firsthand the myriad obstacles the learning disabled have to overcome.

Because of his troubled adolescence, Mark understands the need for the destitute to have access to medical care.

Through his experience with burn victims as a legal consultant, Mark invented the Dryline to mitigate the risk of burn-related injury and fatality involving tanker truck wetlines.