Marie Agnes Hinrichs

Marie Agnes Hinrichs Ph.D., M.D. (1892 – 1979) was an American scientist specializing in zoology, physiology, and physical health. She earned a Ph.D. in zoology in 1923, conferred from the University of Chicago. She taught at the University of Chicago, before moving on to direct departments at Southern Illinois University and University of Illinois. She became known for her research into the effects of both ultraviolet radiation and visible radiation on living matter, with particular interest in the effects on developing embryos.

Education Hinrichs studied at the University of Chicago and earned a Ph.D. in zoology. During her studies, she served as an assistant in Zoology. She studied under Charles Manning Child. Hinrichs spent fourteen summers researching at the Woods Hole Marine Biological Laboratory. She also researched at the NELA Research Laboratory at Nela Park. She earned an M.D. from Rush Medical College.

Hinrichs was a national president of Sigma Delta Epsilon. Southern Illinois University Distinguished Service Award. Hinrichs, M. A. (1926). The Effect of Ultraviolet Radiation on the Fertilizing Power of Arbacia Sperm. Biological Bulletin, 50(6), 473–489. doi:10.2307/1536484 Hinrichs, M. A. (1924), A demonstration of the axial gradient by means of photolysis. J. Exp. Zool., 41: 21–31. doi:10.1002/jez.1400410104