The Evolutionary Psychology of Disgust

If you’re like me, you get grossed out by ticks. You are not a big fan of stepping in dog doo. And seeing someone throw up nearly makes you throw up yourself, even if you had been feeling just fine. For anyone who is skeptical as to whether evolution is relevant to our psychology and our behavior, you can usually pull out these examples and cite evidence related to the fact that being disgusted by all of these aforementioned stimuli is, in fact, a human universal (see Schaller, 2006; Simpson et al., 2007). ….[READ]