PSYC 3310 Chapter 3: Lie Detection

• School: York University
• Department: Psychology
• Course: PSYC 3310
• Professor: Caroline Dufour

Document Summary

Psych and the law- chapter 3- lie detection. Investiagors resort to machine-assisted lie detection devices, such as polygraphs, to uncover deception. This chapter looks at our ability to tell lies and our ability to tell when other people are lying. Deception is an essential lubricant of social interaction. It serves as a useful function that promotes survival. We humans have over other species the ability to work and hunt together in cooperative, coordinated groups. It has been argued that our facility at bending, reshaping, spinning and shading the truth is what enables relatively harmonious group interaction. This (cid:373)odel of hu(cid:373)a(cid:374) i(cid:374)tellige(cid:374)(cid:272)e is (cid:272)alled the (cid:862)ma(cid:272)hia(cid:448)ellia(cid:374) i(cid:374)tellige(cid:374)(cid:272)e h(cid:455)pothesis(cid:863)- which holds that a great leap forward in human intelligence was triggered by the need for humans to develop the essential social skills of manipulation, pretense, and deception. Lying is not only ubiquitous (found everywhere) and it is also multi- faceted (many problems)