• Early manifestations of genetic risk for neurodevelopmental disorders 

      Askeland, Ragna Bugge; Hannigan, Laurie J.; Ask, Helga; Ayorech, Ziada; Tesli, Martin Steen; Corfield, Elizabeth; Magnus, Per Minor; Njølstad, Pål Rasmus; Andreassen, Ole A.; Smith, George Davey; Reichborn-Kjennerud, Ted; Havdahl, Alexandra (Journal article; Peer reviewed, 2021)
      Background: Attention deficit/hyperactivity disorder (ADHD), autism spectrum disorder (autism) and schizophrenia are highly heritable neurodevelopmental disorders, affecting the lives of many individuals. It is important ...
    • 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 ...