JOHN B. SLAUGHTER

Lane Bryant couponJOHN B. SLAUGHTER (1934– ), a computer scientist, is president of Occidental College in Los Angeles, California. He has served as chancellor of the University of Maryland and as director of the National Science Foundation. Dr. Slaughter is best known for his work on the development of computer algorithms for system optimization and ...

HERBERT C. SCURLOCK

HERBERT C. SCURLOCK (1875–1952) was a biochemist who pioneered the application of radiation therapy for the treatment of cancer and the use of x-ray to diagnose dental problems. He was a professor of physiological chemistry. Dr. Scurlock’s Textbook on Quantitative Chemical Analysis, published in 1915, is available as a reference at the Library of Congress.

VIVIAN W. PINN

VIVIAN W. PINN is the first full-time Director of the Office of Research on Women’s Health at the National Institutes of Health (NIH), an appointment she has held since 1991. In 1994, she was also named Associate Director for Research on Women’s Health (NIH). She came to the NIH from Howard University College of Medicine ...

SAMUEL M. NABRIT

SAMUEL M. NABRIT (1905– ) is a biologist with a long and distinguished career in science education. Dr. Nabrit currently directs the National Fellowships Fund of the Council of Southern Universities, which supports approximately 560 African Americans earning doctoral degrees that will lead to careers in higher education. As an educator, Dr. Nabrit served Atlanta ...

GARRETT AUGUSTUS MORGAN, Sr.

GARRETT AUGUSTUS MORGAN, Sr. (1877–1963) was the son of former slaves and devoted his life to creating items that made the lives of common people safer and more convenient. Firefighters in many cities in the early 1900s wore the safety helmet and gas mask that Mr. Morgan invented and for which he was awarded a ...

SAMUEL P. MASSIE

SAMUEL P. MASSIE (1919– ) is professor of chemistry (emeritus) at the U.S. Naval Academy where he served on the faculty from 1966 to 1994. In 1994 the U.S. Department of Energy joined AIME, a coalition of Fortune 100 companies, in establishing a Samuel P. Massie Chair of Excellence in Environmental Sciences at each of ...

CORA BAGLEY MARRETT

CORA BAGLEY MARRETT (1942– ) is a professor of sociology at the University of Wisconsin, where she has held tenure since 1974. Her masters and Ph.D. degrees were earned at the University of Wisconsin, Madison. From 1992 to 1996 she was assistant director for social, behavioral, and economic sciences at the National Science Foundation. She ...

LaSALLE D. LEFFALL, JR.

LaSALLE D. LEFFALL, JR. (1930– ), is professor and chairman of the Department of Surgery at Howard University. A noted surgeon and oncologist, he has served as president of several national organizations, including the American Cancer Society, the Society of Surgical Oncology, and the Society of Surgical Chairmen. His other positions of national prominence include ...

ERNEST E. JUST

ERNEST E. JUST (1883–1941) was a marine biologist. In 1909 Dr. Just began his research on the embryological resources of marine animals at the Marine Biological Laboratory at Woods Hole, Massachusetts. His study of the process of fertilization in marine invertebrates and of the fundamental role of the cell surface in the development of organisms ...

PERCY L. JULIAN

PERCY L. JULIAN (1899–1975) was a research chemist whose trail-blazing research in uses for soybeans resulted in the development of a multiplicity of new products, the most important of which are low-cost drugs and hormones. He devised an inexpensive cortisone, used in the treatment of arthritis, from soybean sterols. His research led to the manufacture ...