Caltech biochemical engineer Frances Arnold was awarded a National Medal of Technology and Innovation by President Obama in 2013. Jason Reed/Reuters/Landov hide caption

itoggle caption Jason Reed/Reuters/Landov

Lynn Good has had many mentors throughout her career — but few of them were women. "So I'm generationally on the early part of the ascent of women into leadership roles," the Duke Energy president and CEO says. Pat Sullivan/AP hide caption

itoggle caption Pat Sullivan/AP

Janet Timal, 47 (right), stands with her niece Thairine, 21. Janet has had a tummy tuck and breast augmentation and helped her niece pay for liposuction. "The ideal is to be able to put something on, to sit down and not have your belly jumping out. Here in Brazil it gets hot, and the less clothes, the better," says Janet. Jimmy Chalk for NPR hide caption

itoggle caption Jimmy Chalk for NPR