Percy Julian was a groundbreaking African-American scientist in the 20th century. Long before the Civil Rights Movement, he pioneered a path in a field that was dominated by whites and plagued by racial prejudice. Yet few people today even know his name. In this podcast, hear an excerpt of a speech this forgotten genius gave at Indiana University in 1965. Podcast produced by David Levin and Susan Lewis. NOVA is produced by WGBH in Boston. Funding for NOVA is provided by David H. Koch, the Howard Hughes Medical Institute, the Corporation for Public Broadcasting, and public television viewers. Major funding for "Forgotten Genius" is provided by the Alfred P. Sloan Foundation, the National Science Foundation, and the National Endowment for the Humanities. To learn more, go to pbs.org/nova/julian.