About the Author
David O. Norris, PhD
David O. Norris has done research in environmental endocrinology and neuroendocrinology for more than 50 years. Dr. Norris is a Professor Emeritus in the Department of Integrative Physiology at the University of Colorado. He has worked in the area of forensic botany, since 1982, primarily on developing the use of plant cells in the gastrointestinal tract to aid in homicide investigations. Dr. Norris has been certified as an expert witness in this area for the State of Colorado. Dr. Norris also has consulted on other botanical evidence for criminal investigations. He was elected a Fellow of the American Academy of Forensic Sciences in 2014 and is a founding member of NecroSearch International.
Jane H. Bock, PhD
Jane H. Bock is a Professor emerita in biology at the University of Colorado, Boulder. She taught, carried out research and published scientific work in population ecology and forensic botany at Boulder for over 30 years. Officially retired from teaching, she continues to do research as a forensic botanist and serve as an expert witness for the defense or the prosecution in homicide cases. She also lectures and continues to publish regularly. She is a Fellow of the American Academy of Forensic Sciences, and was a founding member of both Necrosearch International and the Ecology Section of the Botanical Society of America.