The editor of The Wall Street Journal's Money & Investing section and editor in chief of TheStreet.com, Dave Kansas is the chief markets commentator and a personal finance columnist for The Wall Street Journal. He is also the author of The Wall Street Journal Guide to the End of Wall Street as We Know It, The Wall Street Journal's Complete Money & Investing Guidebook, and TheStreet.com Guide to Investing in the Internet Era. He lives in New York City.

The definitive guide for Main Street readers who want to make sense of what¿s happening on Wall Street, and better understand how we got here and what we need to know to in days to come. Written by seasoned financial writer Dave Kansas, this official Wall Street Journal guide will be filled with practical information, revealing what the crisis means for reader¿s financial lives, and what steps they should be taking now to inform and protect themselves.