Academic book chapter

• Eili Nygard Riise; Bente Storm Mowatt Haugland; Gro Janne Henningsen Wergeland (2026). Cognitive Behavioral Therapy for Depression in Youth. (external link)
• Jon Fauskanger Bjåstad; Gro Janne Wergeland; Krister Fjermestad et al. (2016). Long-term outcome and predictors of outcome in CBT for youth anxiety. (external link)
• Lars Gøran Öst; Gro Janne Henningsen Wergeland (2023). Exposure therapy for specific phobias in children and adolescents. (external link)

Academic article

• Haakon Gravanti Rosland; Gro Janne Henningsen Wergeland; Lone Holst (2025). Off-label use of psychotropic drugs in youth. (external link)
• Pål Teigland Lystrup; Bente Storm Mowatt Haugland; Gro Janne Henningsen Wergeland et al. (2025). Reduced anxiety and depression predict improved health-related quality of life in school-based CBT. (external link)
• Lars Gøran Öst; Pia Enebrink; Anna Finnes et al. (2023). Cognitive behavior therapy for adult post-traumatic stress disorder in routine clinical care: A systematic review and meta-analysis. (external link)
• Jon Fauskanger Bjåstad; Gro Janne Wergeland; Bente Storm Mowatt Haugland et al. (2018). Do clinical experience, formal cognitive behavioural therapy training, adherence, and competence predict outcome in cognitive behavioural therapy for anxiety disorders in youth?. (external link)
• Kathryn J. Lester; Jonathan R.I. Coleman; Susanna Roberts et al. (2017). Genetic variation in the endocannabinoid system and response to Cognitive Behavior Therapy for child anxiety disorders. (external link)
• Bente Storm Mowatt Haugland; Mari Hysing; Valborg Baste et al. (2021). Sleep duration and insomnia in adolescents seeking treatment for anxiety in primary health care. (external link)
• Krister Westlye Fjermestad; Fredrik Ø. Norum; Helene S. Brask et al. (2024). Anxiety Symptom Trajectories Predict Depression Symptom Trajectories up to Four Years After CBT for Youth Anxiety Disorders. (external link)
• Krister Westlye Fjermestad; Katarina Bellika; Caroline Matre et al. (2022). Age and depressive symptoms change predict the 4-year self-concept trajectory for youth after anxiety treatment. (external link)
• Arne Kodal; Ingvar Bjelland; Rolf Gjestad et al. (2017). Subtyping social anxiety in youth. (external link)
• Solfrid Raknes; Ståle Pallesen; Joseph A. Himle et al. (2017). Quality of life in anxious adolescents. (external link)
• Kathryn J. Lester; Susanna Roberts; Robert Keers et al. (2016). Non-replication of the association between 5HTTLPR and response to psychological therapy for child anxiety disorders. (external link)
• Arne Kodal; Krister Fjermestad; Ingvar Bjelland et al. (2018). Predictors of long-term outcome of CBT for youth with anxiety disorders treated in community clinics. (external link)
• Bente Storm Mowatt Haugland; Åshild Tellefsen Håland; Valborg Baste et al. (2020). Effectiveness of brief and standard school-based cognitive-behavioral interventions for adolescents with anxiety: A randomized noninferiority study. (external link)
• Einar Heiervang; Marianne Aalberg Villabø; Gro Janne Wergeland (2018). Cognitive behavior therapy for child and adolescent anxiety disorders: an update on recent evidence. (external link)
• Jonathan R.I. Coleman; Kathryn J. Lester; Robert Keers et al. (2016). Genome-wide association study of response to cognitive-behavioural therapy in children with anxiety disorders. (external link)
• Lars Gøran Öst; Pia Enebrink; Anna Finnes et al. (2023). Cognitive Behavior Therapy for Adult Anxiety Disorders in Routine Clinical Care: A Systematic Review and Meta-Analysis. (external link)
• Lizel-Antoinette Bertie; Juan C. Quiroz; Shlomo Berkovsky et al. (2024). Predicting remission following CBT for childhood anxiety disorders: a machine learning approach. (external link)
• Ingrid Elisabeth Husabø; Bente Storm Haugland; Gro Janne Wergeland et al. (2020). Providers’ experiences with delivering school-based targeted prevention for adolescents with anxiety symptoms: A qualitative study. (external link)
• Arne Kodal; Krister Fjermestad; Ingvar Bjelland et al. (2017). Long-term effectiveness of cognitive behavioral therapy for youth with anxiety disorders. (external link)
• Bente Storm Mowatt Haugland; Mari Hysing; Asle Hoffart et al. (2021). Effect of early intervention for anxiety on sleep outcomes in adolescents: a randomized trial. (external link)
• Krister Fjermestad; Simen Stokke; Gro Janne Wergeland et al. (2015). Socio-emotional problems in boys with sex chromosome aneuploidies compared to a clinical sample. (external link)
• Anna McKinnon; Robert Keers; Jonathan R.I. Coleman et al. (2018). The impact of treatment delivery format on response to cognitive behaviour therapy for preadolescent children with anxiety disorders. (external link)
• Krister Fjermestad; Christina Lium; Einar Heiervang et al. (2020). Parental internalizing symptoms as predictors of anxiety symptoms in clinic-referred children. (external link)
• Krister Fjermestad; Ingvild Anthonisen; Bente Storm Mowatt Haugland et al. (2020). Sammen­hengen mellom behandlings­fornøydhet og effekt av kognitiv atferds­terapi. (external link)
• Toril Skumsnes; Krister Westlye Fjermestad; Gro Janne Henningsen Wergeland et al. (2024). Behavioral Inhibition and Social Anxiety Disorder as Predictors of Long-Term Outcomes of Cognitive Behavioral Therapy for Youth Anxiety Disorders. (external link)
• Gro Janne Henningsen Wergeland; Maj-Britt Rocio Posserud; Krister Westlye Fjermestad et al. (2022). Early Behavioral Interventions for Children and Adolescents With Autism Spectrum Disorder in Routine Clinical Care: A Systematic Review and Meta-Analysis. (external link)
• Yasmin Moussavi; Kyrre Breivik; Gro Janne Henningsen Wergeland et al. (2021). Internalizing Symptom Profiles Among Youth in Foster Care: A Comparison Study. (external link)
• Gro Janne Wergeland; Eili Nygard Riise; Lars Gøran Öst (2020). Cognitive behavior therapy for internalizing disorders in children and adolescents in routine clinical care: A systematic review and meta-analysis. (external link)
• Gro Janne Henningsen Wergeland; Åshild Tellefsen Håland; Krister Westlye Fjermestad et al. (2023). Predictors of school-based cognitive behavior therapy outcome for youth with anxiety. (external link)
• Krister Fjermestad; Gro Janne Wergeland; Anja Høye Rogde et al. (2020). School-based targeted prevention compared to specialist mental health treatment for youth anxiety. (external link)
• Thomas Bjerregaard Bertelsen; Bente Storm Mowatt Haugland; Gro Janne Henningsen Wergeland et al. (2023). Parental early life maltreatment and related experiences in treatment of youth anxiety disorder. (external link)
• Anne Mari Syversen; Viktor Schønning; Gro Sydnes Fjellheim et al. (2024). Evaluation of dialectical behavior therapy for adolescents in routine clinical practice: a pre-post study. (external link)
• Krister Westlye Fjermestad; Sofie F Arnevåg; Lars Gøran Öst et al. (2023). Treatment motivation in child anxiety treatment – Factor structure and associations with outcomes. (external link)
• Ingvar Bjelland; Maj-Britt Rocio Posserud; Gro Janne Henningsen Wergeland (2022). Dialogue based early detection—Development of a novel approach for detection of mental health problems among children in daycare centers. (external link)
• Krister Westlye Fjermestad; Nina Ditlefsen; Marie H. Unsvåg et al. (2021). Exposure Quality in Cognitive Behavioral Treatment for Youth Anxiety Disorders—Predictors and Associations with Outcomes. (external link)
• Bente Storm Mowatt Haugland; Mari Hysing; Yngvild Sørebø Danielsen et al. (2024). Unique associations between strategies of coping with COVID-19-related stress and internalizing symptoms in a clinical sample of adolescents. (external link)
• Thomas Bjerregaard Bertelsen; Gro Janne Henningsen Wergeland; Tine Nordgreen et al. (2022). Benchmarked effectiveness of family and school involvement in group exposure therapy for adolescent anxiety disorder. (external link)
• Lizel-Antoinette Bertie; Kristian Arendt; Jonathan R. I. Coleman et al. (2024). Patterns of sub-optimal change following CBT for childhood anxiety. (external link)
• Krister Westlye Fjermestad; Bryce D. McLeod; Wendy K. Silverman et al. (2023). The Therapy Process Observational Coding System: Group cohesion scale in youth anxiety treatment: Psychometric properties. (external link)
• Yasmin Moussavi; Bente Storm Mowatt Haugland; Gro Janne Henningsen Wergeland et al. (2024). Experiences From Treatment for Anxiety and Depression Among Youth in Foster Care: A Qualitative Study. (external link)
• Jennifer L. Hudson; Robert Keers; Susanna Roberts et al. (2015). Clinical predictors of response to cognitive-behavioral therapy in pediatric anxiety disorders: The genes for treatment (GxT) study. (external link)
• Gro Janne Wergeland; Krister Fjermestad; Carla E. Marin et al. (2016). Predictors of treatment outcome in an effectiveness trial of cognitive behavioral therapy for children with anxiety disorders. (external link)
• Gro Janne Henningsen Wergeland; Krister Fjermestad; Carla E. Marin et al. (2014). An effectiveness study of individual vs. group cognitive behavioral therapy for anxiety disorders in youth. (external link)
• Arne Kodal; Fiona Muirhead; John J. Reilly et al. (2024). Feasibility of a physical activity intervention for children and adolescents with anxiety and depression. (external link)
• Krister Fjermestad; Matthew D. Lerner; Bryce D McLeod et al. (2016). Therapist-youth agreement on alliance change predicts long-term outcome in CBT for anxiety disorders. (external link)
• Krister Westlye Fjermestad; Malin Haggkvist Wallin; Frederike Naujokat et al. (2024). Group cohesion and alliance predict cognitive-behavioral group treatment outcomes for youth with anxiety disorders. (external link)
• Krister Westlye Fjermestad; Frederike Naujokat; Malin Haggkvist Wallin et al. (2024). Mediation Effects of Group Cohesion in Group-Based Cognitive Behavioral Therapy for Youth Anxiety Disorders. (external link)
• Krister Fjermestad; Matthew D. Lerner; Bryce D. McLeod et al. (2017). Motivation and treatment credibility predict alliance in cognitive behavioral treatment for youth with anxiety disorders in community clinics. (external link)
• Tessa Reardon; Cathy Creswell; Kathryn J. Lester et al. (2019). The utility of the SCAS-C/P to detect specific anxiety disorders among clinically anxious children. (external link)
• Jon Fauskanger Bjåstad; Rolf Gjestad; Krister Westlye Fjermestad et al. (2023). Adherence, Competence, and Alliance as Predictors of Long-term Outcomes of Cognitive Behavioral Therapy for Youth Anxiety Disorders. (external link)
• Yasmin Moussavi; Gro Janne Wergeland; Tormod Bøe et al. (2021). Internalizing Symptoms Among Youth in Foster Care: Prevalence and Associations with Exposure to Maltreatment. (external link)
• Gro Janne Wergeland; Krister Fjermestad; Carla E. Marin et al. (2015). Predictors of dropout from community clinic child CBT for anxiety disorders. (external link)
• Krister Fjermestad; Marte Strandheim Wahlborg; Simen Stokke et al. (2017). Behavioral Inhibition in Boys with Sex Chromosome Aneuploidies Compared to a Clinical Sample. (external link)
• Elisabeth Husabo; Bente Storm Mowatt Haugland; Bryce D. McLeod et al. (2020). Does school-based recruitment for anxiety interventions reach youth not otherwise identified? A comparison between a school-based sample and a clinical sample. (external link)
• Solfrid Raknes; Ståle Pallesen; Jon Fauskanger Bjåstad et al. (2017). Negative life events, social support, and self-efficacy in anxious adolescents.. (external link)
• Arne Kodal; Fiona Muirhead; John J. Reilly et al. (2022). Development and feasibility testing of a physical activity intervention for youth with anxiety and depression: a study protocol. (external link)
• Krister Fjermestad; Øyvind Føreland; Silje Oppedal et al. (2020). Therapist Alliance-Building Behaviors, Alliance, and Outcomes in Cognitive Behavioral Treatment for Youth Anxiety Disorders. (external link)
• Elisabeth Husabo; Bente Storm Mowatt Haugland; Bryce D. McLeod et al. (2021). Treatment Fidelity in Brief Versus Standard-Length School-Based Interventions for Youth with Anxiety. (external link)

Study protocol

• Ingvar Bjelland; Gro Janne Henningsen Wergeland; Christopher Gillberg et al. (2025). PRO-DIALOG—the effect of a novel dialogue-based parent-teacher conference on mental health in kindergarten children: a cluster randomized controlled trial. (external link)
• Bente Storm Mowatt Haugland; Solfrid Raknes; Åshild Tellefsen Håland et al. (2017). School-based cognitive behavioral interventions for anxious youth: study protocol for a randomized controlled trial.. (external link)

Academic literature review

• Lars Gøran Öst; Martin Brattmyr; Pia Enebrink et al. (2025). Cognitive behavioral therapy for adult insomnia disorder in routine clinical care: a systematic review and meta-analysis. (external link)
• Cathy Creswell; Maaike Nauta; Jennifer L. Hudson et al. (2020). Research Review: Recommendations for reporting on treatment trials for child and adolescent anxiety disorders – an international consensus statement. (external link)
• Lars Gøran Øst; Eili Nygard Riise; Gro Janne Wergeland et al. (2016). Cognitive behavioral and pharmacological treatments of OCD in children: A systematic review and meta-analysis. (external link)
• Gro Janne Wergeland; Siv Skotheim; Øyvind Kvello (2016). Kunnskapsoppsummering og klassifisering av tiltaket: DU-Mestringskurs for ungdom (2. utg). (external link)
• Lars Gøran Öst; Lars Martin Brattmyr; Anna Finnes et al. (2023). Cognitive behavior therapy for adult eating disorders in routine clinical care: A systematic review and meta-analysis. (external link)
• Charlotte Reedtz; Gro Janne Wergeland (2020). Kunnskapsoppsummering og klassifisering av tiltaket: Dialektisk atferdsterapi for ungdom (Dialectical behavior therapy for Adolescents, DBT-A). (external link)
• Urdur Njardvik; Gro Janne Henningsen Wergeland; Eili Nygard Riise et al. (2025). Psychiatric comorbidity in children and adolescents with ADHD: A systematic review and meta-analysis. (external link)
• Erik Andersson; Kristina Aspvall; Greta Schettini et al. (2024). Efficacy of metacognitive interventions for psychiatric disorders: a systematic review and meta-analysis. (external link)
• Eili Nygard Riise; Gro Janne Wergeland; Urdur Njardvik et al. (2020). Cognitive behavior therapy for externalizing disorders in children and adolescents in routine clinical care: A systematic review and meta-analysis. (external link)
• Lars Gøran Öst; Pia Enebrink; Anna Finnes et al. (2023). Cognitive behavior therapy for adult depressive disorders in routine clinical care: A systematic review and meta-analysis. (external link)
• Siv Skotheim; Gro Janne Henningsen Wergeland; Øyvind Kvello (2024). Kunnskapsoppsummering og klassifisering av tiltaket: Mestringskurs for ungdom (DU) ( 3 utg.). (external link)
• Gro Janne Henningsen Wergeland; Ata Ghaderi; Krister Westlye Fjermestad et al. (2024). Family therapy and cognitive behavior therapy for eating disorders in children and adolescents in routine clinical care: a systematic review and meta-analysis. (external link)
• Lars Gøran Öst; Pia Enebrink; Anna Finnes et al. (2022). Cognitive behavior therapy for obsessive-compulsive disorder in routine clinical care: A systematic review and meta-analysis. (external link)

Conference lecture

• Anne Mari Syversen; Gro Janne Henningsen Wergeland; Anita Johanna Tørmoen et al. (2025). Evaluation of DBT-A in routine clinical practice. (external link)
• Jon Fauskanger Bjåstad; Gro Janne Henningsen Wergeland; Bente Storm Mowatt Haugland (2015). Current research directions for youth anxiety in Western Norway.. (external link)
• Elisabeth Husabo; Gro Janne Wergeland; Terje Manger et al. (2016). Lavterskeltiltak for engstlige ungdommer, hva er viktig i implementeringen? (LIST-studien). (external link)
• Thormod Idsøe; Gro Janne Wergeland; Åshild Tellefsen Håland et al. (2014). New Group Interventions for Adolescents. (external link)
• Bente Storm Mowatt Haugland; Åshild Tellefsen Håland; Jon Fauskanger Bjåstad et al. (2015). School Based, Early Intervention For Anxious Youth : An example of primary care psychology in Norway. (external link)
• Solfrid Raknes; Åshild Tellefsen Håland; Bente Storm Mowatt Haugland et al. (2014). Low-intesity for Youths who Dare. (external link)
• Gro Janne Henningsen Wergeland; Krister Westlye Fjermestad; Odd E. Havik et al. (2013). Predictors of treatment outcome in CBT for youth with anxiety disorders. (external link)
• Gro Janne Henningsen Wergeland; Krister Fjermestad; Odd E. Havik et al. (2013). Predictors of treatment outcome in CBT for youth with social anxiety disorder. (external link)
• Jon Fauskanger Bjåstad; Gro Janne Henningsen Wergeland; Bente Storm Mowatt Haugland et al. (2017). Clinical experience, formal CBT training, adherence and competence as predictors of outcome in CBT for anxiety disorders in youth. (external link)
• Jon Fauskanger Bjåstad; Rolf Gjestad; Krister Westlye Fjermestad et al. (2023). Does adherence, competence and alliance predict long-term outcome in CBT for anxiety disorders in youth. (external link)
• Jon Fauskanger Bjåstad; Lars Gøran Öst; Gro Janne Henningsen Wergeland et al. (2023). Feasability of Virtual Reality in CBT for Anxiety Disorders in a Child and Adolescent Mental Health Service (CAMHS) : symposium The future is Now: Paediatric Mental Health Service Innovations. (external link)

Popular science article

• Bente Storm Mowatt Haugland; Gro Janne Henningsen Wergeland (2025). Foreldre som støttespillere for barn og ungdom som er engstelige | Rådet for psykisk helse. (external link)

Non-fiction book chapter

• Eili Nygard Riise; Gro Janne Henningsen Wergeland; Bente Storm Mowatt Haugland (2025). Kognitiv atferdsterapi med barn og ungdom med angst. (external link)
• Bente Storm Mowatt Haugland; Gro Janne Henningsen Wergeland; Elisabeth Husabo (2023). School-based cognitive behavioral interventions for youth with anxiety. (external link)
• Gro Janne Wergeland; Bente Storm Mowatt Haugland; Jon Fauskanger Bjåstad et al. (2017). FRIENDS programmet - for forebygging og behandling av angst hos barn og ungdom. (external link)
• Eili Nygard Riise; Bente Storm Mowatt Haugland; Gro Janne Henningsen Wergeland (2023). Cognitive Behavioral Therapy (CBT) with Children and Adolescents. (external link)
• Jon Fauskanger Bjåstad; Einar Heiervang; Gro Janne Henningsen Wergeland et al. (2013). Kunnskapsbasert angstbehandling i psykisk helsevern for barn og unge. (external link)
• Bente Storm Mowatt Haugland; Gro Janne Wergeland; Jon Fauskanger Bjåstad et al. (2017). Cool kids/Chilled - for å mestre den vanskelige angsten. (external link)
• Jon Fauskanger Bjåstad; Gro Janne Henningsen Wergeland; Bente Storm Mowatt Haugland (2020). Angstlidelser hos ungdom. (external link)

Letter to the editor

• Bente Storm Mowatt Haugland; Gro Janne Henningsen Wergeland (2021). Commentary: Evaluating Delivery of a CBT-Based Group Intervention for Schoolchildren With Emotional Problems: Examining the Reliability and Applicability of a Video-Based Adherence and Competence Measure. (external link)

Conference poster

• Gunhild C. HOdt; Synnøva Hystad Alsaker; Ola Skjeldal et al. (2025). Pica, ARFID and rumination disorder in children with autism spectrum disorder: a systematic review.. (external link)
• Maj-Britt Rocio Posserud; Johanne Telnes Instanes; Sissel Alsaker et al. (2023). Enabling parents of children with autism spectrum disorders – a randomized controlled trial of parenting programs. (external link)
• Elisabeth Husabo; Gro Janne Wergeland; Terje Ogden et al. (2016). Lavterskeltiltak for ungdom med angst: protokoll for en implementeringsstudie. (external link)
• Bente Storm Mowatt Haugland; Kjell Morten Stormark; Jon Fauskanger Bjåstad et al. (2014). LIST-prosjektet: Lav-intensiv versus standard kognitiv atferdsterapi for engstelige ungdom. (external link)
• Jon Fauskanger Bjåstad; Lars Ravn Øhlckers; Lars Conrad Moe et al. (2015). Examining the content and effectiveness of treatments for anxiety disorders in child and adolescent mental health clinics. (external link)
• Bente Storm Mowatt Haugland; Gro Janne Henningsen Wergeland; Jon Fauskanger Bjåstad et al. (2013). Negative self-statements in anxious youth. (external link)
• Gro Janne Henningsen Wergeland; Krister Westlye Fjermestad; C. E. Marin et al. (2014). Predictors of treatment outcome.. (external link)
• Agnete Dyresen; Krister Westlye Fjermestad; Arne Kodal et al. (2025). The Role of Externalizing Symptoms on Long-term Treatment Outcomes in Youth with Anxiety Disorders. (external link)
• Gro Janne Henningsen Wergeland; Jon Fauskanger Bjåstad; Bente Storm Mowatt Haugland et al. (2017). Does Clinical Experience, Formal Cognitive-Behavioral Therapy (CBT) Training, Adherence, and Competence Predict Outcome in CBT for Anxiety Disorders in Youth?. (external link)
• Jon Fauskanger Bjåstad; Kjærsti Kjelsberg; Lars Ravn Øhlckers et al. (2016). Angstbehandling i BUP. (external link)

Doctoral thesis (PhD)

• Gro Janne Wergeland; Einar Heiervang; Bente Storm Mowatt Haugland (2015). Effectiveness of cognitive behavior therapy for youth with anxiety disorders. A randomized controlled study. (external link)
• Elisabeth Husabo; Gro Janne Henningsen Wergeland; Bente Storm Mowatt Haugland et al. (2021). Implementation of indicated anxiety prevention in schools. (external link)
• Arne Kodal; Ingvar Bjelland; Gro Janne Wergeland et al. (2018). Long-term effectiveness of cognitive behavior therapy for youth with anxiety disorders: Outcome, predictors and social anxiety. (external link)

Textbook

• Lars-Göran Öst; Gro Janne Henningsen Wergeland (2023). Handbook of Child and Adolescent Psychology Treatment Modules, Chapter 7, Exposure therapy for specific phobias in children and adolescents. (external link)

See a complete overview of publications in NVA.