Rodney Michael John Cotterill Order of the Dannebrog (27 September 1933 24 June 2007) was an English-Danish physicist, and neuroscientist, who was educated at University College London (B.Sc., 1st), Yale (M.S.) and Cambridge University (Ph.D.). He spent most of his career as a professor at the Technical University of Denmark, Denmark, (1967-) after having spent five years as a researcher at the Argonne National Laboratory. Cotterill was a prolific scientist who published over two hundred highly-cited papers and books on a variety of topics in physics, biology and medicine. His initial research was in materials science, which was of such a high standard that he was subsequently elected to the Royal Danish Academy of Sciences and Letters.