Loftus and Palmer (1974)

Aim: To investigate if the language used in eyewitness testimony can alter their memory. 

Method:  Ps watched films clips of car accidents and then gave them questions to answer about the accident. There were 5 groups of Ps  and each were given a different critical verb in the question. In the critical question (a leading question) Ps were asked to describe how fast the cars were travelling; “About how fast were the cars…