Reviews Coding and Redundancy: Man-Made and Animal-Evolved Signals by Jack P. Hailman Harvard Univ., 2008, 257 p., $39.95 Share this: Share via email (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Reddit (Opens in new window) Reddit Click to share on X (Opens in new window) X Click to print (Opens in new window) Print By Science News November 21, 2008 at 1:58 pm Traffic lights and primate vocalizations encode information in similar ways. Coding and Redundancy: Man-Made and Animal-Evolved Signals by Jack P. Hailman