Aaron Beam is the co-founder and former CFO of HealthSouth.Aaron Beam’s story is “the untold story of HealthSouth”, one of America’s most successful health care companies and subsequently the perpetrator of a $2.8 B accounting fraud, one of the largest in American history. Mr. Beam’s story provides an important lesson in the warning signs of bad business behavior and the pitfalls that led to a monumental corporate fraud.