About my research
Alma mater: University of Oslo. Worked at: Institute for Behavioral Research, Silver Spring, Md. 1965-1967; University of Oslo 1967-2009; Centre for Child and Adolescent Mental Health, Eastern and Southern Norway 2005-2015. Initiated "Little in Norway", a prospective longitudinal study of children prebirth-school age. Areas of research: animal work, typical and atypical child development, prematurely born children, developmental neuropsychology, child autism spectrum, maternal and child mental health and nutrition. Currently: Professor emeritus, University of Oslo.
All Stories
- Salient factors in the transition to parenthood
Article

- Mapping dysregulation in early childhood
Article

- Risk constellations in pregnancy and adverse developmental outcomes to child age 18 months
Article

- Expectant fathers' place in current attachment theory.
Article
- Mother-infant and father-infant interaction patterns.
Article

- The Early Relational Health Screen (ERHS)
Article

- Fatty Acid Reference Intervals in Red Blood Cells among Pregnant Women in Norway–Cross Sectional Data from the ‘Little in Norway’ Cohort
Article
- Iodine status during pregnancy and at 6 weeks, 6, 12 and 18 months post‐partum
Article

- Antecedents of fathers' perception of infant behavior.
Article

- Follow-up of social-emotional functioning in young foster children
Article

- A longitudinal community-based cohort: from pregnancy to child age 18 months
Article

- DNA methylation changes in infants between 6 and 52 weeks
Article

- Prenatal maternal depressive symptoms and infant DNA methylation: a longitudinal epigenome-wide study
Article

- The contagion of depressive symptoms among prospective parents
Article

- Sufficient iodine status among Norwegian toddlers 18 months of age – cross-sectional data from the Little in Norway study
Article
- The relation of parental antenatal factors and infant temperament to parenting stress.
Article

- Maternal Iodine Status is Associated with Offspring Language Skills in Infancy and Toddlerhood
Article
- Effects of early hospital discharge routines after birth
Article

- Men's adverse childhood experiences and self-reported stress when they become fathers
Article

- Children of mothers with substance-abuse problems
Article

- Early social interaction in foster dyads
Article

- Iodine Deficiency in a Study Population of Norwegian Pregnant Women—Results from the Little in Norway Study (LiN)
Article
- The role of parenting stress in predicting early child development
Article

- Infant temperamental adaptability, persistence, and regularity
Article

- Early interaction in autism spectrum disorder
Article

- Elevated cortisol levels among toddlers in child care
Article

- Differential trajectories of postpartum depression and concomitant predictors
Article

- Relation between maternal postnatal depression and infants' communicative behavior
Article

- The Association between Hair Cortisol and Self-Reported Symptoms of Depression in Pregnant Women
Article

- Precursors of infant social emotional functioning
Article

- Can social-emotional problems be detected as early as age 12 months?
Article

- Fathers' adverse childhood experiences relate to pregnancy issues.
Article

- Early language skills in childen of mothers with substance abuse and psychiatric issues
Article

- Foster parents' state of mind and their children's attachment patterns
Article

- Early treatment of autism
Article

- Stability of attachment classification among young foster children
Article

- Social withdrawal in full-term and prematurely born infants, and maternal depression
Article

- Developmental aspects in a study of young foster children
Article

- Deferred imitation and social communication in children with autism
Article

- A randomized controlled trial of stress in fathers of preterm infants
Article

- Maternal depression and infant daytime cortisol
Article

- Effects of early mother-infant intervention: A randomized controlled trial with premies
Article

- Maternal sensitivity to babies in mothers with substance abuse and psychiatric issues
Article

- Mother-infant interaction when mothers are in opioid maintenance treatment
Article

- A randomized controlled joint-attention intervention for preschool children with autism
Article

- Social communication impairments in young persons with high functioning autism
Article

- Effect of early intervention with preterm infants at follow-up at age 12 months
Article

- Community care to prevent and treat postpartum depression
Article

- Attention among very low birth weight infants following early supplementation with docosahexaenoic and arachidonic acid
Article

- Supportive counselling of women with postpartum depression
Article

- Prevalence of postpartum depression
Article

- Brain dynamics of word familiarization in toddlers
Article

- Cognitive functioning in Rett syndrome
Article

- Productive vocabulary size in 20-month-olds has electrophysiological correlates.
Article

- Individuals with high-functioning autism on advanced theory of mind tasks
Article

- Cognitive flexibility and focused attention in children and adolescents with high-functioning autism
Article

- The development of positive ERP components across age in humans
Article

- Performance of children and adolescents with high-functioning autism on visuo-spatial tasks
Article

- The predictive validity of infant recall memory and joint attention
Article

- Semantic organization of basic-level words in toddlers
Article

- Response times of individuals with autism on an 'advanced' test of Theory of Mind
Article

- Predicting communicative gesture production in infancy at age 14 months
Article

- The Strange Stories Test: A replication study of individuals with high-functioning autism
Article

- Linkages between joint-attention behavior in infancy and later IQ
Article

- Prenatal substance exposure and infant recognition memory are related to later cognitive competence
Article

- A new `advanced' test of theory of mind: evidence from children and adolescents with Asperger syndrome
Article

- Infant recognition memory is related to cognitive competence at age 8.
Article

- Temperament compared in children with Down Syndrome and Premature Birth
Article

- Hidden visual capabilities in persons clinically diagnosed as deaf-blind
Article

- Joint attention in infancy is related to later cognitive and language skills.
Article

- Rett Syndrome - Distribution of Phenotypes with Special Attention to the Preserved Speech Variant
Article

- Very Low Birth Weight Infants (<1501 g) at Double Risk
Article

- Longitudinal case studies of communication in Down syndrome infants
Article

- Assessment of the effects of brief separation from parent on infants
Article

- Age and brief separation: Note on children's distress reactions
Article

- Effects of presence of mother versus preschool teacher on the behaviour of infants in a strange situation
Article

- The behavior of young children in a strange situation
Article

- Detection of the velocity of movement of visual stimuli by pigeons
Article
- Effects of brief separation from parent on 1-2-year olds
Article

- Eye Dominance in a Monkey
Article

- Avian concept learning
Article