Dr Doyle is a clinical psychologist working with individuals experiencing work-related issues, mood and anxiety problems, substance abuse issues, chronic pain, and personality and coping difficulties. Dr Doyle provides a range of psychological assessments, including for adult ADHD diagnosis. Dr Doyle is passionate about translating evidence-based psychological science into effective therapeutic practice and solutions. In addition to his clinical practice, he is the founder and Principal Psychologist of Proof of Character, a leading Australian provider of psychological assessments for workplaces. Dr Doyle's clinical experience includes past roles within public mental health services (crisis, outpatient case management, early psychosis, and adult inpatient roles), and in private systems. He provides education sessions, lectures, and seminars on psychological assessment and its applications, including for conferences, universities, and private training providers.