President Lyndon B. Johnson and his wife, Lady Bird, greet Tom Fletcher's family in Inez, Ky., in 1964. Fletcher was an unemployed saw mill worker with eight children. Bettman/Corbis hide caption

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Colby Kirk of Inez, Ky., is a junior at the University of Kentucky, studying to be a financial analyst. He says there aren't many opportunities for college grads in his hometown. Pam Fessler/NPR hide caption

itoggle caption Pam Fessler/NPR

President Lyndon Johnson, on the porch of Tom Fletcher's cabin, listens to Fletcher describe some of the problems in Martin County, Ky., in 1964. Bettmann/Corbis hide caption

itoggle caption Bettmann/Corbis

"Every day I go out and push my son around and fill out applications," Tonilyn Rowe said. "But obviously it's not a good look to walk into a job with a stroller." Pam Fessler/NPR hide caption

itoggle caption Pam Fessler/NPR

Food bank client Jamie Senik takes a break near her garden plot sponsored by the Community Food Bank of Southern Arizona. She grows food for herself and her diabetic mother. Pam Fessler/NPR hide caption

itoggle caption Pam Fessler/NPR

Howard Buffet on his 1,400-acre research farm in Wilcox, Ariz. Buffett, the son of billionaire investor Warren, is working to find permanent solutions to the world's hunger problems. Nick Oza for NPR hide caption

itoggle caption Nick Oza for NPR