Marisa N. Lytle

Aug 25, 2024 | onlinelibrary.wiley.com | Eunkyung Shin |Marisa N. Lytle |Anna M. Zhou |Vanessa LoBue

1 Introduction Infancy is characterized by developmental milestones related to the first emergence of adaptive regulation and reactivity in response to the environment (Cole, Michel, and Teti 1994). Extensive evidence suggests that positive emotions play a significant role in building personal resources, including self-regulation, social competence, and problem solving (Basso et al. 1996; Fredrickson 2001; Isen 2000; Tugade, Fredrickson, and Feldman Barrett 2004).