Effects of Topper Training on psychosocial problems, self-esteem, and peer victimisation in Dutch children: A randomised trial

• Lilian Vliek ,

  Roles Conceptualization, Formal analysis, Project administration, Writing – original draft

  * E-mail: Lilian@kanjertraining.nl

  Affiliation Knowledge Centre of Topper Training Foundation, Almere, The Netherlands

  http://orcid.org/0000-0002-1740-8964

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• Geertjan Overbeek,

  Roles Supervision, Validation, Writing – review & editing

  Affiliation Research Priority Area Yield, Research Institute of Child Development and Education, University of Amsterdam, Amsterdam, The Netherlands

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• Bram Orobio de Castro

  Roles Supervision, Validation, Writing – review & editing

  Affiliation Department of Developmental Psychology, Utrecht University, Utrecht, The Netherlands

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