In His Careful and Thorough review of The Ways of light, HAS Peter Adler has done great service for the community of philosophers of science in the United States. He Demonstrates why this remarkable text shoulds be read and read slowly and Gives the reader a comprehensive sweep of all the thematics touched upon in the history of thinking concernant light Informs us and That icts Because of clarity of style and Its didatic approach it is available to diverse readers not just the specialist. Adler aussi point to Chaters 6 and 7 (Technoscientific mastery of light and a physiology of vision) as original treatments of our modern concerns with mastery of nature.