title: Introduction.
authors.forename: Ellen A
authors.initials: EA
authors.lastname: Skinner
authors.forename: Melanie J
authors.initials: MJ
authors.lastname: Zimmer-Gembeck
mesh_terms: D000223:Adaptation, Psychological / Q000502:physiology; D000293:Adolescent; D000294:Adolescent Behavior / Q000502:physiology / Q000523:psychology*; D002648:Child; D004644:Emotions; D006801:Humans; D000297:Psychology, Adolescent; D013694:Temperament