Have you ever felt that pleasant tingling sensation in the head and scalp when listening to someone whispering on your ear? or brushing your hair? or just by watching someone painting or drawing? Have you ever wondered why such ordinary acts seem to trigger a pleasant feeling?
The Halo Effect is a type of cognitive bias in which our overall impression of a person influences how we feel and think about his or her character. It is the phenomenon whereby we assume that because people are good at doing A, they will be good at doing B, C and D (or the reverse — because they are bad at doing A, they will be bad at doing B, C and D).