Edgar Perez is a Peruvian author and entrepreneur, who now lives in the U.S. He is the author of 'The Speed Traders' and 'Knightmare on Wall Street', and has been featured internationally on high-frequency trading, financial regulation and international economics. Wikipedia*
On the C-SPAN Networks:
Edgar Perez has one video in the C-SPAN Video Library; the first appearance was a 2000 Call-In.