• Effectiveness of the International Child Development Programme: Results from a randomized controlled trial 

      Brekke, Idunn; Smith, Otto Robert Frans; Skjønsberg, Eia Elena; Holt, Tonje; Helland, Maren Sand; Aarø, Leif Edvard; Røysamb, Espen; Røsand, Gun-Mette Brandsnes; Torgersen, Leila; Skar, Ane-Marthe Solheim; Aase, Heidi (Journal article; Peer reviewed, 2022)
      This study aimed to evaluate the effectiveness of the International Child Development Programme (ICDP), a group-based parenting programme used internationally and implemented nationally in Norway. We used a cluster randomized ...
    • Experiences matter: Positive emotions facilitate intrinsic motivation 

      Løvoll, Helga Synnevåg; Røysamb, Espen; Vittersø, Joar (Peer reviewed; Journal article, 2017-06-19)
      This paper has two major aims. First, to investigate how positive emotions and intrinsic motivation affect each other over time. Second, to test the effect of positive emotions and intrinsic motivation on subsequent ...
    • Maternal alcohol use during pregnancy and offspring attention-deficit hyperactivity disorder (ADHD): a prospective sibling control study 

      Eilertsen, Espen Moen; Gjerde, Line C.; Reichborn-Kjennerud, Ted; Ørstavik, Ragnhild; Knudsen, Gun Peggy; Stoltenberg, Camilla; Czajkowski, Nikolai Olavi; Røysamb, Espen; Kendler, Kenneth S; Ystrøm, Eivind (Peer reviewed; Journal article, 2017-10)
      Background: Maternal alcohol use during pregnancy has repeatedly been associated with development of attention-deficit hyperactivity disorder (ADHD) in the offspring. It is, however not known whether this reflects a direct ...
    • On the importance of parenting in externalizing disorders: an evaluation of indirect genetic effects in families 

      Eilertsen, Espen Moen; Gillespie Cheesman, Rosa Catherine; Ayorech, Ziada; Røysamb, Espen; Pingault, Jean-Baptiste; Njølstad, Pål Rasmus; Andreassen, Ole; Havdahl, Alexandra Karoline Saasen; McAdams, Tom A.; Torvik, Fartein Ask; Ystrøm, Eivind (Journal article; Peer reviewed, 2022)
      Background: Theoretical models of the development of childhood externalizing disorders emphasize the role of parents. Empirical studies have not been able to identify specific aspects of parental behaviors explaining a ...