14. Libby Wadle
40u40 main libby wadle
Age: 39

Executive vice president J. Crew Brand, J. Crew

Twenty months after going private, J. Crew is hotter than ever -- just ask First Lady Michelle Obama, whose affinity for the clothing chain has been well chronicled by fashion blogs and magazines. Wadle, the head of the company's flagship J. Crew brand, is behind many of its recent coups. Under her watch, J. Crew made a big push into men's wear, expanded its website to more than 100 countries, and forged plans to sell its clothing in China this fall. Sales at the company have soared, growing in the double digits in the first half of 2012.

Stress reliever: Dance parties with her two kids, every Sunday morning.


  @FortuneMagazine - Last updated October 17 2012 05:11 PM ET
Join the Conversation
The job creators

Organizations headed by some of these top young minds in business have grown this past year, many of them hiring at an impressive rate. Here are seven examples.

Market indexes are shown in real time, except for the DJIA, which is delayed by two minutes. All times are ET. Disclaimer LIBOR Warning: Neither BBA Enterprises Limited, nor the BBA LIBOR Contributor Banks, nor Reuters, can be held liable for any irregularity or inaccuracy of BBA LIBOR. Disclaimer. Morningstar: © 2014 Morningstar, Inc. All Rights Reserved. Disclaimer The Dow Jones IndexesSM are proprietary to and distributed by Dow Jones & Company, Inc. and have been licensed for use. All content of the Dow Jones IndexesSM © 2014 is proprietary to Dow Jones & Company, Inc. Chicago Mercantile Association. The market data is the property of Chicago Mercantile Exchange Inc. and its licensors. All rights reserved. FactSet Research Systems Inc. 2014. All rights reserved. Most stock quote data provided by BATS.