RecruitingBehavioural interventionPotential Benefits of Parent Child Interaction Therapy (PCIT)The goal of this study is to explore possible benefits of Parent-Child Interaction Therapy (PCIT). The main goals of the study are: * To investigate whether pre-survey measures of autonomic reactivity relate to the overall functioning of participants. * To examine the effects of PCIT To identify individual characteristics that influence the effects of PCIT. Participants will: * complete 5 online surveys (1x pre-PCIT, 3x during PCIT, and 1x post-PCIT) * complete the PCIT program