Thorp may have been the first to discover that Madoff could not have been hedging his customers accounts because the actual reported volume of trading in stock options was a small fraction of the trades that he alone was claiming.

FORBES: The Card Sharp Who Cottoned Onto Madoff's Fraud In 1991

An interim solution involves setting up high-volume spay-and-neuter clinics that can do dozens of operations a day for a fraction of what a full-service vet charges.

FORBES: Magazine Article