SHARON BIRKMAN FINK is president and CEO of Birkman International, Inc., developer of the Birkman Method. In 2002, she took over as head of the company, founded in 1951 by her father, Dr. Roger Birkman. She lives in Houston, Texas. For more information, please visit www.birkman.com.

STEPHANIE CAPPARELL is a journalist, author, and filmmaker. She is the coauthor of the international bestseller Shackleton's Way and author of The Real Pepsi Challenge, and is an editor and writer for the Wall Street Journal. She lives in New York City.