MEET OUR CLINICIANS
Meet Our Clinicians
Warmth, compassion and an understanding
of the experiences that make you, you.
FOUNDER & CLINICAL DIRECTOR
Dr Cassandra Ngo
Counselling Psychologist
Dr Cassandra Ngo is a Counselling Psychologist and Founder of Bell Psychology Practice, an independent multilingual psychology practice offering high-quality, evidence-based care for individuals, families, professionals, and organisations.
Read Dr Ngo’s full biography
Situated in London, a global and multicultural city, the practice serves a diverse client base, including expatriates, international professionals, and those seeking a therapeutic approach that is sensitive to their cultural, faith, and personal identities.
Bell Psychology Practice combines clinical expertise with warmth and compassion, offering psychological therapy, assessment, executive support, and organisational consultancy designed to promote wellbeing, personal development, and sustainable growth.
Dr Ngo holds an MSc in Psychology and Neuroscience and a Professional Doctorate in Counselling Psychology. Dr Ngo has specialist expertise in eating disorders and extensive experience working across a range of adult mental health services. She provides evidence-based psychological assessment and therapy tailored to each individual’s needs.
Throughout her career, she has delivered both individual and group interventions across diverse mental health settings. She has also worked within Child and Adolescent Mental Health Services (CAMHS), and with neurodevelopmental disorders such as attention deficit hyperactivity disorder (ADHD) and Autism Spectrum Condition (ASC).
She is trained in a range of therapeutic approaches, including Cognitive Behavioural Therapy (CBT), Dynamic Interpersonal Therapy (DIT), psychodynamic psychotherapy, Acceptance and Commitment Therapy (ACT), and person-centred therapy. This informs her integrative approach.
Central to Dr Ngo’s practice is the belief that a strong therapeutic relationship provides the foundation for meaningful psychological change. She is committed to creating a safe, compassionate, and non-judgemental space where clients can explore their difficulties, develop greater self-understanding, and build lasting change.
RESEARCH, WELLBEING & PERFORMANCE
Dr Christopher Bell
Chartered Psychologist
Dr Bell is a Chartered Psychologist and Lecturer in Psychology and Mental Health, with a specialist interest in men’s mental health, motivation, social media, and the interactions between physical and mental health, in addition to balancing performance and wellbeing in high performing environments. His work is informed by psychological research and a commitment to understanding the factors that shape how people think, feel, and behave. His PhD research, grounded in Self-Determination Theory, explored the impact of social media on body image and exercise motivation in men.
Read Dr Bell’s full biography
Dr Bell has published research in leading academic journals, including New Media & Society, the Journal of Health Psychology, Frontiers in Psychology, and Psychology of Men & Masculinities. His academic work enables him to bring an evidence-informed perspective to conversations around mental health, self-esteem, motivation, wellbeing, performance and the challenges of navigating modern life.
Alongside his academic career, Dr Bell has worked with organisations including Accenture, Deloitte, and Invesco, delivering sessions on a range of psychological and mental health topics. Dr Bell brings together academic expertise, research experience, and practical engagement with individuals and organisations. Dr Bell has also worked with individuals and organisations on improving their physical and mental health through physical activity and nutrition, with a strong practical and academic background in sports, exercise and nutrition. His work reflects a particular interest in helping people better understand the psychological influences on their wellbeing and develop a healthier relationship with themselves and the world around them.