Prof. Dr. Barbara van den Hoofdakker

Prof. Dr. Barbara van den Hoofdakker

Barbara van den Hoofdakker is professor and clinical psychologist/behavioural therapist at Accare Groningen and at the University of Groningen. Her research interest lies in the effectiveness of treatments for behavioural problems in children. In her spare time, she enjoys hiking in the Greek mountains.

Prof. Dr. Saskia van der Oord

Prof. Dr. Saskia van der Oord

Saskia van der Oord is a professor at KU Leuven and responsible for the post-master course Behaviour Therapy for Children and Adolescents. She also works in clinical practice as a behavioural therapist. Her research focuses on the mechanisms of ADHD and intervention effectiveness in children and adolescents with ADHD. She spends her free time with her family, in the garden or doing pottery.

Dr. Marjolein Luman

Dr. Marjolein Luman

Marjolein Luman is associate professor of clinical neuropsychology at the Vrije Universiteit Amsterdam. She focuses on the aetiology and treatment of ADHD and behavioural disorders. Marjolein is specifically interested in cognitive and emotional functions in relation to school performance and learning. Marjolein likes to spend time with her family, (wind)surfing and cooking.

Prof. Dr. Pieter Hoekstra

Prof. Dr. Pieter Hoekstra

Pieter Hoekstra is professor of child and youth psychiatry at the University of Groningen and child and youth psychiatrist at Accare Groningen UC. His interest lies in ADHD, behavioural disorders and tic disorders. This involves both research into new treatments and research into the cause. Besides research, Pieter likes to ride his racing bike, travel and watch films.

Dr. Annabeth Groenman

Dr. Annabeth Groenman

Annabeth Groenman is a postdoctoral researcher at Accare Groningen UC. Her specific interest is in the long-term development of children with behavioural problems, and the factors that can influence this. Currently, she is working on an IPD meta-analysis and is involved in cost-effectiveness studies. In her free time, she enjoys climbing, cooking, and going to concerts.

Dr. Tycho Dekkers

Dr. Tycho Dekkers

Tycho Dekkers is a researcher at Accare, associate professor at the University of Amsterdam, and GZ-Psychologist and ADHD expertise coordinator at Levvel. He obtained his doctorate with a thesis on risk behaviour in adolescents with ADHD, and is currently doing research on the effective elements of psychosocial interventions in children with ADHD. In his spare time, he can be found on the tennis court or behind the ping-pong table.

Dr. Bianca Boyer

Dr. Bianca Boyer

Bianca Boyer is a university lecturer at the University of Amsterdam, where she teaches and conducts research on the treatment of ADHD and ASD. She also works in the practice as a GZ psychologist with children and adolescents. In her free time, she prefers to be with her family and friends and likes going to the movies or eating out.

Dr. Patty Leijten

Dr. Patty Leijten

Patty Leijten is associate professor at the University of Amsterdam (pedagogical and educational sciences). She studies how parents and children influence each other's behaviour and how parents can best be supported when children are disruptive or rebellious. She likes to spend her free time in nature and eating good food.

Rianne Hornstra

Rianne Hornstra

Rianne Hornstra is a PhD candidate at Accare Groningen UC and KU Leuven. She studied psychology at the University of Groningen. She does research on the effectiveness of elements of parent training for ADHD. In her spare time she likes to do sports or read a good book.

Marijn Nijboer

Marijn Nijboer

Marijn Nijboer is healthcare psychologist in training to become a clinical psychologist at Accare. She is conducting a pilot study on a short-term behavioural parent training for parents of children with ADHD and behavioural problems. Marijn is also a teacher of behavioural parent training for PPO in Groningen and for the Child Study Centre of Accare. In her spare time Marijn is active as a recorder player and keeps fit by running and practising yoga.

Angela Kalisingh

Angela Kalisingh

Angela Kalisingh is a healthcare psychologist in training to become a clinical psychologist at Levvel. She is currently doing research on which parent factors are predictive for the type of intervention children between 6 and 12 years old with ADHD receive. In her spare time, she likes to do activities with her family and friends.

Anouck Staff

Anouck Staff

Anouck Staff is a PhD student at the Clinical Neuropsychology Department of VU University Amsterdam. She focuses on the efficacy of teacher training components in dealing with disruptive and unconcentrated behaviour. Before Anouck started this research, she worked as a psychologist. In her spare time Anouck likes playing hockey, skiing, eating out and travelling.

Suzanne de Jong

Suzanne de Jong

Suzanne is a PhD student at the VU University Amsterdam, where she is researching the effect of a self-help parent training programme for children with hyperactive and rebellious behaviour. She is also working on a project which aims to disseminate information about effective interventions for ADHD behaviour. In her free time, she likes to spend time with family and friends and she enjoys sports, dancing and photography.

Dominique Doffer

Dominique Doffer

Dominique Doffer is a PhD student and trainee GZ-psychologist at Accare UMCG. She is conducting research on the effectiveness of a short-term parent training for children with ADHD characteristics when offered by the primary care physician. In her spare time she likes playing hockey, eating well and spending time with friends and family.

Kim Wolters

Kim Wolters

Kim Wolters is a PhD student at Accare. Her research focuses on the development and investigation of the Plans At School (PLOS) programme: a programme to support pupils with planning problems in secondary education. In her free time she enjoys walking her dog Charlie, cooking and playing games.

Elisa Steenweg

Elisa Steenweg

Elisa Steenweg is a PhD candidate and trainee GZ-Psychologist. She is conducting research on the effectiveness of a short-term behavioural therapy training for teachers of children with behavioural problems. In her free time, Elisa likes drawing, eating out, travelling and spending time with friends and family.

Constantina Psyllou

Constantina Psyllou

Constantina Psyllou is a PhD candidate at Accare. She investigates the effectiveness of parenting interventions for behavioural problems in children and adolescents by means of an IPD meta-analysis. Besides research, Constantina teaches yoga and likes to spend her free time with her friends and in nature.

Roos van Doornik

Roos van Doornik

Roos van Doornik is a PhD candidate at Accare Groningen. She investigates the effectiveness of a short-term parent training for children with behavioural problems. In her spare time, she enjoys being creative and spending time with her family and cats.