Ms Tien Mandell BSc (Hons) Psychology, MSc CBT

Lead Behavioural Psychotherapist

Tien is a highly experienced therapist specialising in evidence-based, compassionate, and transformative approaches to mental health care. With a strong foundation in counselling psychology and cognitive-behavioural therapy (CBT), Tien now focuses on cutting-edge "third-wave" CBT approaches that offer precise, behaviour-focused treatments tailored to individual needs. Tien has extensive experience working with adults in both primary care settings and the Priory Hospital, addressing a wide range of mental health and life challenges.

Her expertise lies in Acceptance and Commitment Therapy (ACT) and Functional Analytic Psychotherapy (FAP). As a leader in the FAP field, Tien contributes to its clinical development and delivers FAP training to international clinicians, helping to advance the practice of relational and compassionate therapies globally. Tien also spearheads an annual European behavioural training event in Budapest, furthering professional development in the field.

In addition to her clinical work, she is the founder and trustee of Power to Live, a mental health charity providing behavioural therapies to underserved communities.

Dedicated, knowledgeable, and passionate about empowering individuals to lead meaningful lives, Tien offers a therapeutic approach that is both grounded in research and deeply humane.​

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Ms Ceri Tuchband 

BSc (Hons) Psychology, MSc Mental Health Studies with distinction, PGDip CBT

Associate Psychotherapist

Ceri is an experienced Cognitive Behavioural Therapist with a strong academic foundation in psychology and mental health. After earning a BSc in Psychology and an MSc in Mental Health Studies from one of London’s leading universities, Ceri completed a Postgraduate Diploma in Cognitive Behavioural Therapy (CBT) through the NHS’s highly regarded "Improving Access to Psychological Therapies" (IAPT) programme. With expertise in treating a wide range of anxiety and mood disorders, Ceri adopts a compassionate, evidence-based approach to supporting clients in improving their mental well-being. In addition to CBT, Ceri has undergone further training in Acceptance and Commitment Therapy (ACT) and integrates this 'third wave' CBT approach into her sessions, offering clients additional tools for creating meaningful change and cultivating psychological flexibility. Ceri offers individual therapy to adults online or in person at the following locations:

Peak Performance, 12268A High Road, Whetstone, N20 9HH

Life By Margot, 84 Park Road, Crouch End, N8 8JQ

For more information contact Ceri on 07827 244576.

Email: cerituchband@gmail.com

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Jacqui Thorne

Practice Manager

Jacqui ensures that the practice runs smoothly, handling all appointment and administrative queries.

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All our practitioners are fully insured for both public liabilities and professional indemnity and undertakes regular supervision and professional development.

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