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Lecturer in Social Sciences, University of Westminster

Dr Cassie Hazell is a lecturer in Clinical Psychology at the University of Westminster. She completed her PhD at the University of Sussex on the topic of guided self-help for people distressed by hearing voices. She has since completed postdoctoral positions at the University of Sussex, Sussex Partnership NHS Foundation Trust, Brighton and Sussex Medical School, and the University of Oxford all in the area of mental health and mostly working on clinical trials. Cassie is the co-founder and chair of the international Early Career Hallucinations Research (ECHR) group and current Early-Mid Career Research Representative on her institution’s research council. Her research interests include: implementation science, psychosis, hearing voices, cognitive behaviour therapy, increasing access to psychological therapies, wellbeing of mental health carers, mental health stigma, suicide, and student mental health. More information about Cassie’s research and publications can be found here:


  • 2019–present
    Lecturer, University of Westminster
  • 2018–present
    Visiting research fellow, University of Sussex
  • 2018–2019
    Postdoctoral research fellow, University of Oxford
  • 2017–2018
    Research fellow, Sussex Partnership NHS Foundation Trust
  • 2017–2018
    Project assistant, University of Sussex
  • 2016–2018
    Research fellow, Brighton and Sussex Medical School


  • 2017 
    University of Sussex, PhD Clinical Psychology
  • 2013 
    University of Sussex, MSc Foundations in Clinical Psychology and Mental Health
  • 2012 
    University of Sussex, BSc Psychology


PhD, MSc, BSc