Our team

Dr Andrew Campbell (PhD, MappSc, B.A. MAPS)

Dr Andrew Campbell is a PBA Registered Psychologist, Member of the Australian Psychological Society (APS) and Member of the Australian Association of Cognitive Behaviour Therapists (AACBT). He specialises in the assessment and treatment of child, adolescent, and adult behaviour, as well as providing family therapy and parent skills training. He has more than 10 years experience in this field with particular expertise in depression, anxiety, ADHD, abnormal childhood behaviour and learning difficulties. In addition to his clinical work, Dr Campbell is a Senior Lecturer in Psychology with the Faculty of Health Sciences at The University of Sydney and often presents workshops and seminars on topics related to mental health strategies across the lifespan. His research is specific to the area of cyberpsychology: the understanding and assessment of information communication technology, video games and mobile computing and its impact on children, adolescents and adults.

Yana Belogiannis

Yana Belogiannis is a psychologist who is registered with the Psychology Board of Australia and a member of the Australian Psychological Society. She is an experienced school psychologist of K-12 students and consults regularly to school directors and educators on whole school well-being initiatives. Yana also leads the clinic arm of Clear Horizons which offers children, adults and families one-to-one and group counselling support at both Roselands and Surry Hills offices. Her passion for improving psychological well-being across the lifespan began during her internship when she established the Kids and Teens organisation and developed 'Strive High,' an evidence base resilience program for student, parent and teacher audiences. She has appeared on Channel 7's "The Morning Show" and contributes to print and online articles. Yana's strengths lie in her optimistic, authentic and proactive approach where she encourages clients to identify their worth and apply helpful coping strategies to increase their sense of fulfillment and well-being.

Michael Belos

Michael Belos is the Practice Manager at Clear Horizons and technology expert who has a special interest in communication technologies and their effect on mental health. Experienced in both software and hardware, Michael has worked with technology in a professional and a hobby capacity for over 20 years. Michael has also participated in mixed martial arts for over 10 years and is an avid video gamer who is passionate in instilling a healthy lifestyle balance in teens and young adults. Through seminars and workshops, Michael aims to educate parents and teachers about technology in terms of how it is used by today's youth, how to protect children from technology pitfalls as well as how to positively engage with technology to facilitate development.

Denise Leodis

Denise Leodis is a PBA provisionally registered psychologist. Denise's passion is working together with children and adolescents in helping them improve their mental and emotional well-being. She has experience in working with children who have been diagnosed with Autism Spectrum Disorders at the Lizard Children's Centre. She has also been extensively involved in working with at-risk youths in the community and in the NSW Juvenile Justice system.


Dr Edel Langan

As a former competitive swimmer and experienced provisional psychologist, Dr. Edel Langan supports a range of athletes and teams to maximise their performance in competitive sports such as swimming, boxing, sailing, football, hockey and professional golf. Edel also provides counselling support to adolescents and adults to work through challenges and improve their overall wellbeing. For her PhD, Edel designed and delivered an evidence based coach education program, the results of which have been recently published in The Sports Psychologist. The program teaches practical strategies to engage and motivate athletes and promote a more positive sporting experience. She is currently collaborating with research affiliates at the Australian Sports Commission, Australian Drug Foundation’s Good Sports Program and the Black Dog Institute, to design and deliver an innovative coach training program which aims to promote the social and emotional development of adolescent athletes in NSW. Edel also lecturers in Sports and Exercise Psychology at the University of Western Sydney.

Sarah El-Chami

Sarah El Chami is a registered psychologist (AHPRA) and a member of the Australian Psychology Society. Sarah possesses significant knowledge in treating children, adolescents and young adults with various developmental and mental health difficulties. Sarah is dedicated to providing clients with high quality evidence-based psychological therapy, which is collaborative and tailored to the individual.


Brad Ridout

Brad is a PBA Registered Psychologist and member of the Australian Psychological Society. He specialises in the treatment of anxiety and depression, with a special interest in supporting the psychological well-being of children and adolescents. Brad is also a Postgraduate Teaching Fellow at the University of Sydney where he is currently completing a PhD and conducting research into the relationship between problematic alcohol use and online social networking. Brad has published in the Australasian Drug & Alcohol Review and recently presented his research findings at the Australasian Youth Health Conference.