87. Charles Johnson
Johnson took over his father’s franklin resources at age 24. he spent 56 years leading the firm, known as franklin templeton investments, and retired in 2013. he remains the largest shareholder of the company, which now has nearly $750 billion in assets under management. his son gregory is chairman and ceo; his half-brother rupert is vice-chair. in 2013, Johnson, who played offensive guard at Yale for one year, pledged a $250 million gift to his alma mater, the university’s largest-ever donation.