Planet Quant (http://www.planetquant.com/) is a professional collaboration between a financial writer and researcher, a Silicon Valley computer scientist, and an award-winning multimedia developer. Feedback and discussion is always welcome.

Ariel Faigon (http://www.planetquant.com/) designed and built software for leading Silicon Valley companies including Yahoo!, Silicon Graphics, and National Semiconductor. An expert in machine learning, data mining, and optimization, he now applies this expertise to investment analysis and financial engineering. He resides in Los Altos, CA.

Juan Romero (http://www.juan-romero.com/) is an award-winning new media developer, creative director, and graphic designer that specializes in financial industry applications. Previous projects include the information architecture, front-end design, and executive presentations for the $1T Fannie Mae restatement. Juan lives in Oakton, VA.

Tristan Yates (http://www.indexroll.com/) researches and writes on advanced indexing techniques using leverage and derivatives. His articles have been published in SeekingAlpha, Investopedia, Trader's Journal, and Futures & Option Trader, distributed through Forbes and Yahoo!, and cited in WSJ. He has an MBA from INSEAD in Singapore and now lives and works in Bethesda, MD.