1. Slide 16.1 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 The strength of reciprocity Source: Based on data from Regan, D.T., Effects of favor and liking on compliance. Journal of Experimental Social Psychology, 1971, 7, 627–639.

2. Slide 16.2 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 The effect of commitment on compliance and perception of the potential unpleasantness of helping situations Source: Based on data from Rittle, R.H., Changes in helping behaviour: Self versus situational perceptions as mediators of the foot-in-the-door technique. Personality and Social Psychology Bulletin, 1981, 7, 431–437.

3. Slide 16.3 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Milgram’s studies of obedience Source: Baron, R.A. and Byrne, D., Social Psychology: Understanding human interaction (8th edition). Boston, MA: Allyn & Bacon, 1997. Copyright © 1997 by Pearson Education, reprinted by permission. After Milgram, 1963.

4. Slide 16.4 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 An example of the stimuli used by Asch

5. Slide 16.5 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Janis’s conception of groupthink

6. Slide 16.6 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Bystander intervention Source: Based on data from Darley, J.M. and Latané, B., Bystander intervention in emergencies: Diffusion of responsibility. Journal of Personality and Social Psychology, 1968, 8, 377–383.

7. Slide 16.7 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Familiarity, exposure and attraction Source: Based on data from Saegert, S.C., Swap, W. and Zajonc, R.B., Exposure, context, and interpersonal attraction. Journal of Personality and Social Psychology, 1973, 25, 234–242.

8. Slide 16.8 Carlson, Martin and Buskist, Psychology, 2 nd European edition © Pearson Education Limited 2006 Sternberg’s theory of love Source: After Sternberg, R.J., The Triangle of Love. New York: Basic Books, 1988.