AO1 -40 male participants2 confederates - Experimenter and learnerLearning task - 15V increment shock300V = heard screaming 100% reached this65% reached 450V fatal shockPrompts and prods throughout - the experiment requires you to continueAO3 - Sheridan and King - 100% females shocked puppies = ungeneralisableHofling et al - 21/22 nurses obeyed = external validityRank and Jacobsen - valium - 2/18 nurses obeyed