Sally Austen is a Consultant Clinical Psychologist and author who has specialised in the field of mental health and deafness for 15 years. She has worked with deaf people with mental health problems, deafened adults in health psychology and audiology problems, deafened adults in health psychology and audiology fora and with cochlear implant programs. She has special interest in the prevention of mental health problems in deaf people, non-organic deafness and interpreter training.

Dave Jeffery is a Violence and Personal Safety Specialist Advisor and has worked with deaf people for ten years. He is currently employed by Birmingham and Solihull Mental Health Trust Risk Management Department.