Dr. Crosbie’s research and clinical work focus on understanding the neurobiological determinants of childhood neuropsychiatric disorders, with a particular focus on attention-deficit/ hyperactivity disorder (ADHD).  She is the Principal Investigator (PI) on Spit for Science, a large-scale population genetics study exploring the interaction of genes and environment on mental health and health of children and youth.  

She is the PI on MegaTeam, a video games-based intervention program training self-regulation and attention in children with brain based disorders.  Dr. Crosbie is the Site Lead and Executive member of the POND Network and is the platform lead of the Behaviour and Phenotyping POND platform.  Dr. Crosbie holds externally funded grants including CIHR, the Province of Ontario Neurodevelopmental Disorders (POND) Network funded by the Ontario Brain Institute (OBI), CHILD BRIGHT; CIHR funded SPOR

The overarching objective of Dr. Crosbie’s research is investigating the behavioural, cognitive and genetic architecture of ADHD and related neuropsychiatric disorders.