About Us

Lee Knight 

RN(MH), CMHN, MNCP(MH), MFMH 

Clinic Director | Clinical Nurse Consultant (Forensic Mental Health)

Availability: Lee provides in-person and telehealth sessions:

Mondays: 8:00am - 9:00pm

Thursdays: 4:00pm - 9:00pm

Sundays: 9:00am - 8:00pm

Mr Lee Knight is a formally trained Clinical Nurse Consultant (CNC) who specialises in the subspecialty of forensic mental health. 

Lee is currently employed as an Academic Program Director for the Mental Health Practice Program; and as a Senior Lecturer in Forensic Mental Health with the Discipline of Psychiatry and Mental Health at the University of New South Wales (UNSW).

Lee is a co-convenor on the Criminal and Disordered Sexual Behaviour; and Mental Disorders, Personality Disorders and Crime on the Master of Forensic Mental Health Program. Lee is the convenor or co-convenor for all clinical courses on this program.

Lee was appointed to the NSW Mental Health Review Tribunal as Other Suitably Qualified Person in September 2024, with an appointment for four years.

Lee consults with creators, writers, and executive producers on Australian television productions.

Lee is a Board Director and Chair of the Clinical Governance and Operations Committee for the Australian Kookaburra Kids Foundation (AKKF) a charity providing mental health literacy for children who live with a family member with mental illness. Lee was the Chair of the Australian Association for Primary Mental Health Nurses (AAPMHN). 

Lee is a member of  several committees  including the Faculty Education Committee (FEC) for the Faculty of Medicine and Health at UNSW.

Lee was a Senior Consultant on a wellbeing project at the Black Dog Institute for 12-months in 2023. Lee was previously employed as the Clinical Coordinator of a large randomised control study, conducted by the University of New South Wales (UNSW) from 2013 to 2023. 

Lee has specialist qualifications in both mental health and forensic mental health, holding a Master of Nursing (Clinical Practice) - Majoring in Mental Health and a Master of Forensic Mental Health. 

Lee has completed specialist training as an accredited person, as per the Mental Health Act 2007. Whilst being an accredited person is attached to a NSW Health role, this training has provided Lee with a deep understanding of mental health legislation. 

Lee is a clinical member of the Association for the Treatment of Sexual Abusers (ATSA) and the Australia and New Zealand Association for the Treatment of Sexual Abuse (ANZATSA). Lee received clinical accreditation for the treatment of adults who sexually offend from the NSW Child Sex Offender Counsellor Accreditation Scheme (CSOCAS); however, this scheme is currently under review and is not currently accepting new or renewed applications.

Lee has over  20 years’ experience providing comprehensive psychiatric reports to Local, District and Supreme courts; and the NSW Civil Administration Tribunal. Lee developed specialist skills, knowledge and experience through formal education in mental health and forensic mental health, and whilst working for the Statewide Community and Court Liaison Service of Justice Health and Forensic Mental Health Network and in private practice. Lee currently provides these reports to both Legal Aid and private law firms.

Lee has excellent contacts within both the legal and medical fields and is equipped to ensure that clients receive the most effective and timely mental health care and, where required, legal advice from industry professionals. Lee has excellent working relationships with both public and private mental health providers, allowing for quick referrals for ongoing treatment with shorter waiting times. Lee has expert knowledge in unusual psychiatric conditions and less frequently utilised diversion options under the mental health legislation.

Lee provides treatment and management for clients with both general mental health issues as well as complicated, unusual or forensic mental health needs. Services include, anger, aggression, risk assessment/management, comprehensive assessment, sexual offenders and others. Lee uses a combination of psychological therapies, tailored to the individuals needs, and will liaise with GPs and psychiatrists to provide an opinion and support on medications if clinically indicated. Please contact us if you have a specific treatment request or enquiry.

Crosbi Knight 

B.Science(Psych), PGDip(Psych), M.Psych(Clin), MFMH

Clinic Director | Psychologist

Availability: Crosbi provides in-person and telehealth sessions:

Mondays: 4:00pm - 9:00pm

Thursdays: 4:00pm - 9:00pm

Sundays: 9:00am - 4:00pm

Mrs Crosbi Knight is a Registered Psychologist currently completing an area of endorsement program in Clinical Psychology. Crosbi also holds qualifications in Forensic Mental Health. She has experience working across the lifespan and is passionate about helping people improve their psychological health and well-being. 

Prior to working as a psychologist, Crosbi has over 15 years experience in frontline and senior management roles in the public sector working with children, adolescents, and adults experiencing a range of life challenges such as abuse, neglect, offending behaviour, mental illness, and substance use. Crosbi has experience working in hospital inpatient units and custodial settings.   

Crosbi uses a variety of therapeutic approaches in her work, based on what best suits the individual and their goals. Crosbi frequently utilises Cognitive Behavioural Therapy (CBT); Acceptance and Commitment Therapy (ACT); Dialectical Behaviour Therapy (DBT) and trauma-informed approaches. Crosbi believes that the relationship between the therapist and client is the most important aspect of effective treatment. 

Crosbi’s style as a therapist emphasises:

•  Creating a relationship of mutual honesty and directness 
• Integrating honesty and directness with warmth and care 
• Being upfront about any difficulties or limitations that arise 
• Avoiding using jargon or language that isn’t clear   

Education 

Bachelor of Science (Psychology) 

Post Graduate Diploma in Psychology

Master of Forensic Mental Health 

Master of Clinical Psychology  

Accreditations 

Australian Association of Psychologists Inc (AAPI) Australian Clinical Psychologists Association (ACPA)  

Laurence Halloran, RN(MH), CCBT, CMHN

Clinical Nurse Consultant (Mental Health)

Availability: Laurence provides in-person and telehealth sessions:

Fridays: 8:00am - 5:00pm

Mr Laurence Halloran  is a clinical nurse consultant who specialises in the assessment and treatment of a wide range of mental health conditions. Laurence has significant experience in the assessment and treatment of children, adolescents and adults. He has a long history of working in both general mental health and the subspecialty of forensic mental health.

Now working as a cognitive behavioural therapist, Laurence has  many  years experience in the public frontline mental health system, including roles in senior management both in the public and private mental health sector.

Laurence is passionate about providing high quality assessments and treatment for all mental health conditions. He has a particular interest in assisting patients with histories of abuse, neglect, offending behaviour, mental illness and substance use.

Laurence uses a variety of therapeutic approaches, dependent on the individuals need, including cognitive behavioural therapy (CBT) and solution focussed brief therapy (SFBT). 

Laurence is an credentialed mental health nurse (CMHN) and is available for the assessment and treatment of most mental health issues.

Dr Sally Lambert FRANZCP,  Addict Psych. B.Med. B. Comms

Consultant Psychiatrist

Availability: Sally provides telehealth sessions for patients being treated by Depsypher Mental Health Services. 

For appointment information please contact Depsypher Reception

Dr Sally Lambert is a General Adult Psychiatrist with a special interest in Addictive Disorders. She completed her medical training at The University of Newcastle, and completed her Fellowship through the Royal Australian New Zealand College of Psychiatry in 2017. She developed a further interest in Addictive Disorders and completed a certificate of Advanced Training in Addiction Psychiatry through the Royal Australian New Zealand College of Psychiatry in 2022.

Dr Lambert has worked as a staff specialist in the public sector in the Hunter New England Local Health District across both Mental Health Services and Drug and Alcohol Clinical Services. She has affiliations with Toronto Private Hospital and Maitland Private Hospital. She consults to The National Psychiatry Support Service for General Practitioners run through ProCare Mental Health Services. 

Dr Lambert has experience as an Independent Medical Examiner and is listed by the State Insurance Regulatory Authority as able to undertake assessments of permanent impairment in the NSW workers Compensation System for Mental and Behavioural Disorders.

Dr Lambert is an enthusiastic educator of registrars and undergraduates. She is a Conjoint Lecturer at the University of Newcastle, as well as an Adjunct Lecturer at The University of New South Wales. She has been affiliated with a multicentre research trial run through The University of New South Wales.

Dr Lambert provides comprehensive psychiatric assessment in the following areas:

·  General Adult Psychiatry

·  Substance-Related and Addictive Disorders

·  Post-Traumatic Stress Disorder

·  Depression and Anxiety Disorders

·  Obsessive-Compulsive and Related Disorders

·  Schizophrenia and Psychotic Disorders

·  Bipolar Affective Disorder

·  Perinatal Mental Health

·  Personality Disorders

·  Adult Attention Deficit Hyperactivity Disorder

·  Autism Spectrum Disorder

·   Eating Disorders

Dr Lambert can provide your General Practitioner with an individualised management plan 

Caroline Smith 

Practice Manager 

Availability: Caroline has been appointed to the newly created  position of Practice Manager, which is reflective of her professionalism, attention to detail and high-level organsiational skills. In addition to managing all operational aspects of the practice, Caroline provides phone and email reception services  Monday - Friday 9:00am - 5:00pm and is available in person at the Depsypher Rooms on Mondays and Thursdays from 4pm to 8pm and some Fridays between 9am-3pm. 

Caroline has over 11 years’ experience working within education and public service across Australia and the UK, building up a wealth of knowledge and skills across education, well-being and administration. 

Caroline has specialised experience in supporting children and young adults living with mental illness through various educational programs as well as within specialised mental health units, helping to reintegrate young people back into educational and community settings. 

Prior to commencing the role with Depsypher Mental Health Services, Caroline supported the administration development, planning and delivery of educational programs within a hospital school, working with patients and families across multiple hospital departments, who were experiencing a range of life and health challenges. 

Caroline holds an Access to Higher Education in Health Sciences qualification as well as a Diploma for Supporting the Children and Young people’s workforce. She has also completed training in supporting individuals with general and complex mental health issues from childhood to young adults. 

Maisie is our therapy dog. She has quite the personality and is still in training. Despite still being in training, Maisie has mastered some of the skills she needs to thrive in her role as a therapy dog, so please let us know if you would like Maisie in your session and we will try and arrange for her to be there.

Maisie's training has been extended as she is still a little over-the-top when meeting new people. Her time in the clinic will recommence shortly.