(1906) Finding exception to this presumption, a study for a doctoral dissertation by Christina Edmonds on the influence of perceptions of parent racial attitude and intergroup contact on adolescent cross-race relationships, published this year, demonstrates that, in spite of the perception that groups have considerable weight in the area of peer attitudes in preteens and adolescents, parental attitudes actually had the larger effect. In research on cross-race-relationships in Edmonds' study, one group members' evaluations of their parental and personal attitudes towards who should make the rules for adolescents' dating and friendship choices showed that parents evaluated cross-race friendship differently, but also that their attitudes had a significant effect on the actual experiences of the participants. (2006)

One group study by Eduardo B. Andrade and Teck-Hua Ho demonstrates how knowledge about the incidental affect of others may have a strong influence on one's strategic decision. Moreover, they found this effect is moderated by the mutual knowledge about the affective information. In summary, a person anticipates that an incidentally happy (vs. angry) negotiator will be more cooperative as long as the negotiator does not realize that someone may be trying to profit from his/her current incidental feelings. (2005)

Other recent studies explore categorization and intergroup anxiety in contact between British and Japanese nationals, and intergroup anxiety and category salience ("intergroup categorization"). This research...

(Greenland, 1999)
References

Andrade, E.B. And Ho, Teck-Hua. (2005) How is the boss's mood today? I want a raise. New York: Journal of Consumer Research, 32, 355-362.

Ashmore, R.D., Jussim, L., and Wilder, D.(2001) Social Identity, Intergroup Conflict, and Conflict Reduction. Rutgers Series on Self and Social Identity. Boston: Praeger; 2nd edition, 1994.

Brown, R. And Hewstone, M. (2005). An integrative theory of intergroup contact in Zanna, M.P (Ed), Advances in experimental social psychology (Vol. 37, pp. 255-343). San Diego, CA U.S.: Elsevier.

Edmonds, Christina Maria, (Advisor: Killen, Melanie in Ph.D.) (year: 2005), the influence of perceptions of parent racial attitude and intergroup contact on adolescent cross-race relationships. dissertation for the University of Maryland, College Park. (June, 2006)

Greenland, K., & Brown, R. (1999). Categorization and intergroup anxiety in contact between British and Japanese nationals. European Journal of Social Psychology, 29, 503-521.

Sumner, W.G. (1906). The contribution of individuals' identities and the collective identities of social groups to intergroup conflict: Part I. Oxford University Press, USA, p. 17-20.

Taylor, D.T., Theories of Intergroup Relations: International Social Psychological Perspectives, Second Edition, Praeger Paperback; Boston: 2nd edition