From Stanford and Cornell to the Peace Corps and from a trip on the space shuttle to an appearance on Start Trek, Mae Jemison's life continues to feature the hard work and dedication to science, healthcare, and care for others that brought her to the highest levels of a career in science. An inspiration to millions, the life of Mae Jemison is indeed proof that Black history matters. Black History Heroes shares the lives and inspirations of black men and women who changed the world, yesterday, today, and for tomorrow. Written by former pro-baseball player, inspirational speaker, and author Chris Singleton.