Ida Mälarstig

Psychologist and Ph.D.-student driven by the aim to increase knowledge and access to psychological treatment for adolescents struggling with substance use and criminality in institutional care. 

Clinical experience:

• Treating post-traumatic stress disorder, Prolonged Exposure and Narrative Exposure Therapy, for asylum-seekers and interpreter-mediated.
• Acceptance and Commitment Therapy, special interest in Relational Frame Theory.

 
Main supervisor: Sven Alfonsson.

Co-supervisors: Tobias Lundgren, Hanna Sahlin, Karolinska Institutet, Mårten Tyrberg, Uppsala University.

Research grants:

• Majblomman 2023
• Stiftelens Frimurare Barnhuset 2024
• Statens institutionsstyrelse, Effects of PULS on Criminality Among Institutionalized Youth, Focusing Criminal Gangs 2025-2028

Psychotherapist and Specialist in Clinical Psychology, Stockholm University, 2018-2022.
Master of Science in Psychology, Stockholm University, 2008-2013.

Project Manager and PhD-student in a research project on evaluating and adjusting a behavioral treatment, the Adolescent Community Reinforcement Approach, A-CRA, to compulsory institutional care for youth with criminal behavior and substance use disorder. 

Studies in my thesis:

1. A randomized pilot study to evaluate feasibility of treatment (A-CRA) and high quality study procedures
2. A multi-center randomized controlled study to evaluate treatment effects of A-CRA in compulsory institutional care, short term and long term
3. An interview studie to investigate the experiences of the counselors conducting A-CRA in compulsory institutional care
4. An interview studie to investigate the experiences of the adolescents undergoing A-CRA in compulsory institutional care, furthermore how they percieve their problems, why they started using substances and got engaged in criminality.
5. A mixed methods single case study to study the interaction between prosocial-, drugrelated and aggressive behaviour in young adolescents (12-in institutional care

Teaches in the subject areas:

• Youth with severe norm-breaking behaviour 
• Adolescent Community Reinforcement Approach (A-CRA),
• PTSD: Narrative Exposure Therapy and Prolonged Exposure
• Interpreter-mediated treatment
• Acceptance and Commitment Therapy

At: Specialist Training Program for Psychologists, the Psychotherapy Program, and the Residency Training for Psychiatrists. Additionally

Co-supervised two psychologists writing their specialist degree thesis.