Profiles African Americans who made important contributions to science despite racial prejudice and institutional barriers to black education and achievement.

Profiles the lives and achievements of ten American women scientists, including Annie Jump Cannon, Margaret Mead, and Rachel Carson.

Profiles eight American scientists who have made important contributions to twentieth-century science, including Thomas Hunt Morgan, Robert Oppenheimer, and Linus Pauling.

A collection of biographical profiles of eight noted military leaders of the Civil War, including Robert E. Lee, George Henry Thomas, and William Tecumseh Sherman.

Brief biographies of ten women influential in modern American politics: Margaret Chase Smith, Nancy Kasslbaum, Dianne Feinstein, Ann Richards, Geraldine Ferraro, Maxine Waters, Patricia Schroeder, Christine Todd Whitman, Carol Moseley-Braun, and Ileana Ros-Lehtinen.