This photo provided by Epic systems shows Judy Faulkner posing for a portrait on March 23, 2010. Faulkner, 68, founded the electronic health records company Epic Systems, which will be used by over 40 percent of the U.S. population by 2013. With a net worth of $1.7 billion, Faulkner is ranked 285th on Forbes' 2012 400 list. (AP Photo/Epic Systems)

In this Thursday, July 12, 2012, file photo, Hewlett Packard CEO Meg Whitman arrives at the Allen & Company Sun Valley Conference in Sun Valley, Idaho. Whitman made her fortune as CEO of online marketplace eBay Inc. After a failed bid for California governor, the tech exec has taken on the challenge of turning around Hewlett-Packard. (AP Photo/Paul Sakuma)

In this Thursday, May 24, 2012, file photo, Celeste Stephens, leads a training session for New Hanover Regional Medical Center employees on the Epic electronic medical records system in Wilmington, N.C. Judy Faulkner, 68, founded the electronic health records company Epic Systems, which will be used by over 40 percent of the U.S. population by next year. With a net worth of $1.7 billion, Faulkner is ranked 285th on Forbes' 2012 400 list.(AP Photo/Mike Spencer, Wilmington Star-News, File)

In this February 4, 2006, file photo,Dr. Peggy Cherng, right, a member of the Board of Trustees at Childrens Hospital Los Angeles, and co-chair of Panda Express, displays some Panda bears that will be sold through Panda Express restaurants with 100-percent of the proceeds going to the Childrens Hospital Los Angeles and the American Red Cross. Andrew & Peggy Cherng came from China in 1966 and together founded the Panda Express restaurant chain, growing it into a $1.6 billion business that operates 1,500 locations.(AP Photo/Childrens Hospital Los Angeles, Bob Riha, Jr., File )

This May 1, 2010 file photo released by Fiji Water shows FIJI Water bottles in Los Angeles. With a net worth of $2.2 billion, Lynda and Stewart Resnick, owners of POM Wonderful, Fiji Water, the flower delivery service Teleflora and some of the nation’s largest nut and citrus farms are ranked No. 218 in Forbes' 2012 400 list. (AP Photo/Fiji Water, Shea Walsh, file)

In this May 14, 2012 file photo, shoppers walk by the GAP store at a shopping mall in Peabody, Mass. Doris Fisher and her late husband Donald founded the Gap in San Francisco in 1969. Gap Inc. has grown to include Banana Republic and Old Navy brands, among others, and operates over 3,000 stores across the world. Fisher is 42nd on Forbes's 2012 400 list. (AP Photo/Elise Amendola. File)

In this October 2010, file photo, Gayle Cook claps as introductions are made during the inaugural Cook Entrepreneurship Institute keynote speech in Bloomington, Ind. Gayle Cook and her late husband, William, created the medical device company Cook Group in Indiana in 1963. Gayle continues to serve on the board and is 104th on Forbes's 2012 400 list. (AP Photo/Bloomington Herald-Times, Chris Howell, File)

In this Thursday, April 29, 2010, file photo, Jin Sook Chang, left, attends the opening of a Forever 21 store in Tokyo. Sook and husband Do Won created the Forever 21 clothing chain, which now spans nearly 500 stores. The couple is No. 79 on this year’s Forbes 400 list of richest Americans. Women have helped build some of the biggest companies in America, and they have the bank accounts to show for it. (AP Photo/Shuji Kajiyama, File)

In this file image taken from a video made on January 18, 2011 from 371 Productions, Wisconsin Gov. Scott Walker talks to one of his top donors, Beloit billionaire Diane Hendricks, right, in Beloit, Wis. Hendricks, 65, is chairman and co-founder, with late husband Kenneth, of Wisconsin-based ABC Supply, the largest roofing, window and siding wholesale distributor in the country. (AP Photo/371 Productions, File)

This May 8, 2009, file photo, shows Marian Ilitch, co-chairwoman of the $1.6 billion Ilitch Holdings Inc. empire, home of Little Caesars Pizza in Detroit. Ilitch and husband Michael opened a pizza shop in 1959 and grew it into the Little Caesar’s Pizza chain. (AP Photo/Paul Sancya, File)

In this Friday, March 9, 2012, file photo, Oprah Winfrey accepts her DVF Lifetime Leadership Award at The Third Annual DVF Awards held at the United Nations in New York. Winfrey, 58, has a net worth of $2.7 billion, and is ranked No. 151 on Forbes' 2012 400 list. The nation’s only African-American billionaire, Oprah Winfrey came from meager beginnings to build a television empire with massive influence on what people around the globe read, eat and think. (AP Photo/Charles Sykes, File)

In this Saturday, September 26, 2009, file photo, Elaine Wynn, arrives at the Andre Agassi Foundation for Education's Grand Slam for Children benefit concert at Wynn Las Vegas hotel and casino, in Las Vegas. Elaine Wynn, 69, has a net worth $1.4 billion, and ranks 328th in Forbes' 2012 400 list. With now-ex-husband Steve, Wynn founded a casino empire that included The Mirage, Bellagio, Wynn and Encore resorts, among others. (AP Photo/Isaac Brekken)

In this Friday, April 25, 2008, file photo, Jane Hardin, left, accepts a volunteer of the year award from John White, chancellor of the University of Arkansas at Fayetteville, right, on behalf of her mother, Johnelle Hunt, during the University of Arkansas at Fayettville Board of Advisors Dinner, in Little Rock, Ark. Johnelle Hunt, 80, has a net worth $1.6 billion and ranks 298th in Forbes' 2012 400 list. With late husband Johnnie, Johnelle Hunt founded J.B. Hunt Transport Services in 1969 and grew the company into one of the largest truckers in the nation. (AP Photo/Mike Wintroath, File)