31. B. Rosemary Grant
Dates: October 8, 1936 -
Known for: With her husband, Peter Grant, Rosemary Grant has studied evolution in action through Darwin's finches. A book about their work won a Pulitzer Prize in 1995.
32. Alice Hamilton
Dates: February 27, 1869 - September 22, 1970
Known for: Alice Hamilton was a physician whose time at Hull-House, a settlement house in Chicago, led her to study and write about industrial health and medicine, working especially with occupational diseases, industrial accidents and industrial toxins.
33. Anna Jane Harrison
Dates: December 23, 1912 - August 8, 1998
Known for: First woman elected as president of the American Chemical Society, first woman Ph.D. in chemistry from the University of Missouri. With limited opportunities to apply her doctorate, she taught at Tulane's women college, Sophie Newcomb College, then after war work with the National Defense Research Council, at Mount Holyoke College. She was a popular teacher, won a number of awards as a science educator and contributed to research on ultraviolet light.
34. Caroline Herschel
Dates: March 16, 1750 - January 9, 1848
Known for: Caroline Herschel was the first woman to discover a comet. Her work with her brother, William Herschel, led to the discovery of the planet Uranus,
35. Hildegard of Bingen
Dates: 1098 - September 17, 1179
Known for: Hildegard of Bingen, a mystic or prophet and visionary, wrote books on spirituality, visions, medicine and nature, as well as composing music and carrying out correspondences with many notables of the day.
36. Grace Hopper
Dates: December 9, 1906 – January 1, 1992
Known for: Grace Hopper was computer scientist in the United States Navy, whose ideas led to the development of the widely-used computer language, COBOL.
37. Sarah Blaffer Hrdy
Dates: July 11, 1946 -
Known for: Hrdy is a primatologist who has studied the evolution of primate social behavior, with special attention to the role of women and mothers in evolution.
38. Libbie Hyman
Dates: December 6, 1888 - August 3, 1969
Known for: A zoologist, she graduated with a Ph.D. from the University of Chicago, then worked in a research laboratory on campus. She produced a laboratory manual on vertebrate anatomy, and, when she could live on the royalties, she moved on to a writing career, focusing on invetebrates. Her 5-volume work on invertebrates was influential among zoologists.
39. Hypatia of Alexandria
Dates: 355 or 370 - 415/416 C.E.
Known for: Hypatia was a pagan philosopher, mathematician and astronomer, who may have invented the plane astrolabe, the graduated brass hydromerter and the hydroscope, with her student and colleague, Synesius.
40. Doris F. Jonas
Dates: May 21, 1916 - 2002
Known for: A social anthropologist by education, she wrote on psychiatry, psychology and anthropology. Some of her work was co-authored with her first husband, David Jonas. She was an early writer on the way in relationship of mother-child bonding to language development.
