Breadcrumb Home Gillberg Neuropsychiatry Centre Research Research methods Research methods Overview of different methods used in our research studies Observation of children in preschool setting Photo: Unsplash.com Photo: Unsplash.com Resources Observation of children in preschool setting Gunilla Westman Andersson explains why exactly observation of children in preschool setting is used in research. Twin method Twin method What have twin studies taught us about ESSENCE conditions? Photo: Designua/Shutterstock.com