Conclusion: Results indicate that beliefs regarding the cause and controllability of problems are important to understand parents' motivation to participate in parenting support. Notable... Show moreConclusion: Results indicate that beliefs regarding the cause and controllability of problems are important to understand parents' motivation to participate in parenting support. Notable differences were found regarding the period during the child's life that parenting support was perceived as most relevant. Motivation to participate was higher during various stages of transition, which ranged from the transition to parenthood, to toddlerhood, the age of seven, and adolescence. (C) 2016 Elsevier Ltd. All rights reserved. Show less