Aperture Psychology is a private psychology clinic in Sydney, NSW, dedicated to supporting adults, teens and children through therapeutic treatments and cognitive and diagnostic assessments. We are a clinical psychology and neuropsychology practice in Randwick Junction (soon opening a second practice in Marrickville). The practice was founded by Peter Walker in 2002 (previously known as Peter Walker and Associates, Clinical Psychologists) and has served the Eastern Suburbs Community for 23 years.