Problem: How can I make notes with bullet points in this paragraph? Contagion Whereas research on reinforcement and punishing implies that peers actively encour age or discourage behaviors in one another, research on internalizing problems 306 Chapter 8 Peers such as depression and anxiety suggests there may be more passive, emotional "con tagion" processes that happen between friends as well (Giletta et al., 2011; Schwartz Mette & Rose, 2012). Especially in adolescence, having friends with internalizing symptoms, such as depression and anxiety, increases one's own chances of develop ing internalizing symptoms. How this happens is not entirely clear, but it may be that depressed or anxious youth talk or think in ways that are associated with depression (e.g., feeling bad about themselves, talking about problems too much), which leads their friends to talk or think in these ways too, which results in the friends developing anxious or depressive symptoms (Giletta et al., 2011; Schwartz-Mette & Rose, 2012). Need Assignment Help?