American microbiologists

Richard William Timm (March 2, 1923 – September 11, 2020) was a Catholic Priest, educator, zoologist, and development worker. He was the Superior of the Congregation of Holy Cross in Dhaka and a member of the Sacred Heart of Jesus Province. He was also one of the founders of Notre Dame College in Dhaka, Bangladesh. He was the 6th principal (1970 to 1972) of Notre Dame College.
Born with German ancestry from both sides on March 2, 1923, in Michigan City, Indiana, USA, Timm is the second of four siblings – elder brother Bob, who died on Okinawa in World War II, and younger sisters Mary Jo Schiel and Genevieve Gantner.

Helen Matusevich Oujesky (August 14, 1930 – February 1, 2010) was an American professor of microbiology at the University of Texas, San Antonio. In this capacity she actively pursued environmental research on pollution of soil and water, particularly of toxic wastes.In her career span of 45 years in the field of education and research, Oujesky was the recipient of several awards such as from the National Science Foundation, Student Science Training Programs for High School Students, Minority Research Programs for Minority High School Students, and an Intervention Model Program for Girls Using Laboratory Activities in Science, Math and Engineering. On 30 January 1997, her name was incorporated in the Texas Women's Hall of Fame.