Joshua is a Clinical Psychologist, specializing in working with children and families and has extensive experience working with adults with anxiety and mood issues. He has previously worked at the Child Behaviour Research Clinic at the University of Sydney where he was a Senior Clinical Psychologist and Project Manager of a National Health and Medical Research Council Partnership Grant developing, implementing and evaluating a new and innovative online treatment for children with severe conduct problems. He has worked as a consult-liaison to psychiatry in a public health hospital and as a project leader at a paediatric non-government health organisation. 
He is passionate about delivering evidence-based interventions for mental health problems affecting individuals across the life span. He uses cognitive-behavioural therapy, behaviour change therapy, family systems therapy and mindfulness based cognitive therapy.