Mae C. Jemison WASHINGTON - MARCH 19: Mae Jemison, the first black woman to travel in space, speaks to students at Woodrow Wilson High School on March 19, 2009 in Washington, DC. The visit was part of an effort by First Lady Michelle Obama to bring successful women to area schools to talk about achieving their dreams. (Photo by Brendan Hoffman/Getty Images) (Brendan Hoffman)