She founded the department of immunology at
The University of Texas M. D. Anderson Cancer Center in 1983, After her retirement, Kripke served as special advisor to the provost. In 2008, M. D. Anderson established the Margaret Kripke Legend Award "to honor individuals who have enhanced the careers of women in cancer medicine and cancer science". She served on the
President's Cancer Panel from 2003 to 2011. The panel's 2006-2007 report,
Promoting Healthy Lifestyles, urged "that the influence of the tobacco industry – particularly on America’s children – be weakened through strict Federal regulation of tobacco product sales and marketing". The panel's 2008-2009 report,
Reducing Environmental Cancer Risk: What We Can Do Now, "for the first time highlights the contribution of environmental contaminants to the development of cancer". A 2021 video describes how Dr. Kripke came to rethink her assumptions about the causes of cancer. In 2013, she was named a Fellow of the American Association for Cancer Research Academy. From 2012 through 2016, she was the chief scientific officer of the
Cancer Prevention and Research Institute of Texas. She has served on the board of directors of
Silent Spring Institute. In 2020, Kripke called upon the
National Cancer Institute to publish information about cancer risks from exposure to chemicals in the environment. ==Bibliography==