We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe loyal member effect: On the preference for ingroup members who engage in exclusive relations with the ingroup.AuthorsCastelli, Luigi; De Amicis, Leyla; Sherman, Steven J.PublicationDevelopmental Psychology, 2007, Vol 43, Issue 6, p1347ISSN0012-1649Publication typearticleDOI10.1037/0012-1649.43.6.1347