Analyzing Time of Death asks On police or crime shows such as C.S.I.. the forensic investigator often TV "What is the TOD?" This refers to the time of death or the exact moment when a person died. Temperature is an important indicator telling investigators when person died. organs that respond most quickly to changes in body temperature are the liver and the brain, and it's due to their mass and density. By analyzing these organs a coroner can tell the TOD. After death, a person's body temperature