BGPS Media & Publications

Grellier, B. (2025). ‘Learning to Sit in the Dark’, Too Light Too Dark Podcast with Leon Eckford, Episode 3. Available at: https://www.toolighttoodark.com 

In this episode, Dr Brett Grellier explores mental health and addiction recovery through personal and professional lenses, discussing the role of integrative practice in long-term healing.

Grellier, B. (2026). ‘It Was All a Dream: Manifestation, Memory and the Stories That Shape Reality’, Too Light Too Dark Podcast with Leon Eckford, Episode 26. Available at: https://www.toolighttoodark.com 

An exploration into the unconscious mind, discussing dream symbolism, collective unconscious, and the impact of childhood memories on our perception of reality.

Grellier, B. (2024). ‘Healing and Transformation in the Homelessness Sector’, The ScotsCare Podcast with Marcus Railton. Available at: Apple Podcasts 

Dr Brett Grellier discusses the therapeutic possibilities for transformation when working with individuals experiencing homelessness.

Grellier, B. (2015). Building Kinship and Resilience: The Introduction of Reflective Practice in an IAPT Service. London: West London Mental Health Trust. Available at: https://drive.google.com/file/d/1dYaUH3VA-yyc0uF-QUwQNx7y0matyWo6/view?usp=sharing

Igoe, E., Grellier, B. and Bell, V. (2024). Childhood experiences and subsequent post-traumatic stress in people with experience of street homelessness: The role of self-compassion and self-criticism. [Poster Presentation]. London: University College London (UCL) in collaboration with BGPS and Westminster City Council. Available at: Full Research Access and Poster PDF.

• This study investigated how Adverse Childhood Experiences (ACEs) predict Complex PTSD symptoms in 69 residents of London hostels.

• Findings indicate that high self-criticism and low self-compassion significantly mediate the relationship between childhood trauma and disturbances in self-organisation (DSO).

• Recommendations include the integration of Compassion-Focused Therapy (CFT) and attachment theory within Psychologically Informed Environments (PIEs).

Mitcheson, L. and Grellier, B. (2011). ‘Motivation and change: The role of motivational interviewing in substance use groups’, in Principles and Practice of Group Work in Addictions. London: Routledge. Available at: Taylor & Francis.

Maguire, N., Grellier, B. and Clayton, K. (2017). ‘The impact of CBT training and supervision on burnout, confidence and negative beliefs in a staff group working with homeless people’, Behavioural and Cognitive Psychotherapy. Available at: Soton ePrints.