Mitchell has obtained his Bachelor of Arts degree in Psychology (Honours) from Macquarie University. He then went on to complete a Master of Psychology (Clinical Psychology) degree from the University of Western Sydney. He is qualified to treat a range of psychological issues using various techniques including, but not limited to: Cognitive Behavioural Therapy (CBT), Acceptance and Commitment Therapy (ACT), Solution-Focused Therapy (SFT). He has many years of clinical experience helping hundreds of clients ranging from children to older adults, working in public hospitals, private hospitals, and private practice. He has treated issues such as anxiety disorders, OCD, personality disorders,  PTSD, addictions, eating disorders, mood disorders, depression, self-harm and suicidality.