Who is Thomas Spiegel from The Predators' Ball and what is their importance?

Spiegel began as a Drexel salesman in New York when his father brought Columbia Savings and Loan Association, a teetering thrift institution in Beverly Hills that Thomas Spiegel went to work for. Spiegel used the money from the long-term debt to invest in junk bonds and became the thrifts industry's highest paid executive.