Who we are

Dasha Nicholls

CCQI Clinical and Strategic Director – Audit and Research

Dasha Nicholls is the Clinical and Strategic Lead for National Audits and Research. She is a clinical academic specialising in the child and adolescent mental health, in particular eating disorders in young people. She is Professor of Child and Adolescent Psychiatry at Imperial College London, and Honorary Consultant Child and Adolescent Psychiatrist in Central and North West London NHS Foundation Trust. She was formerly Chair of the Eating Disorders faculty and Trustee at the RCPsych. 

Mary Docherty

CCQI Clinical and Strategic Director – Quality Networks

Dr Mary Docherty is a Consultant General Adult and Liaison Psychiatrist currently working at King’s College Hospital London. Her previous and current medical leadership roles have all centered on how to improve access, experience and outcomes for people living with mental ill health.

She has held previous roles working to improve the quality of care in mental health services with the National Institute for Health and Care Excellence (NICE), Healthy London Partnership (HLP), New York State Psychiatric Institute and Columbia University New York. She currently serves as the National Clinical Director for Adult Mental Health with NHS England.

She has interests in improving the quality and safety of care for all people living with mental health conditions. Her particular focus has been on how to improve outcomes and experience for people living with both physical and mental ill health. She has developed quality improvement networks, national policy, and a range of research in this field. 

Peter Thompson

Director of CCQI

Peter is the Director of the College Centre for Quality Improvement. He worked in a variety of roles across the CCQI from 2004 to 2016, establishing and managing many of the Centre’s quality and accreditation networks and developing the College's quality standards for mental health services. 

From 2016 to 2018, he was Head of Education, Standards and Quality Improvement at the Nursing and Midwifery Council where he was responsible for managing the quality assurance of UK education institutions delivering nursing and midwifery education.

He returned in 2018 in his current role as Director, overseeing the work of the College's quality and accreditation networks, national clinical audits, multi-source feedback tools and the Invited Review Service. Peter is also the College's designated safeguarding lead. 

Philippa Nunn

Head of Clinical Audit and Research

Philippa joined the College in 2021 as Deputy Programme Manager for the National Clinical Audit of Psychosis (NCAP), which she later went on to manage. She subsequently oversaw multiple quality networks supporting community services in Early Intervention in Psychosis (EIPN), Crisis Resolution and Home Treatment (QNCRHTT) and Psychiatric Liaison (PLAN). 

Following this, Philippa established and led the National Audit of Eating Disorders. She was appointed Head of Clinical Audit and Research in December 2025, where she now provides leadership for the CCQI’s audit and research portfolio.

Harriet Clarke

Head of Quality and Accreditation (Cluster 1)

Harriet is the Head of Quality and Accreditation for Cluster 1 networks. She originally joined the College in 2011, working across quality networks for CAMHS and perinatal services, as well as accreditation networks for adult acute inpatient and eating disorder services. In 2017, Harriet left the College to join the CAMHS commissioning team within Camden CCG, working on the 2017 CAMHS transformation plan, before returning to the College in 2018 to take up her current role. 

 She currently oversees quality and accreditation networks covering CAMHS, perinatal mental health, eating disorders, adult acute inpatient, learning disabilities, CMHTs, older adults, mental health rehabilitation, alcohol care teams, relational care and therapeutic communities.  Harriet also collaborated with Greener NHS on the Delivering greener, more sustainable and net zero mental health care guidance published in 2023, and she has a strong interest in the sustainability of mental health services. 

Hannah Lucas-Motley

Head of Quality and Accreditation (Cluster 2)

Hannah is the Head of Quality and Accreditation for the networks in Cluster 2. She originally joined the CCQI as a Project Officer in 2015, working across the inpatient and community CAMHS networks (QNIC and QNCC) before going on to work on various projects and research programmes within the department, including LP-MAESTRO and the 2016-17 mental health CQUIN. She left the College in 2017 to join the Royal College of Physicians and Faculty of Occupational Medicine as manager of their occupational health accreditation scheme.

In late 2018, Hannah returned to the CCQI as Programme Manager for the perinatal, CAMHS and eating disorder networks and took up her current role in 2021, now overseeing networks covering psychiatric liaison (PLAN), crisis resolution and home treatment (QN-CRHTT), neuropsychiatry (QN-Neuro), early intervention in psychosis (EIPN), PICUs (QNPICU), veterans (QNVMHS), prisons (QNPMHS), memory clinics (MSNAP), safety incident responses (SIRAN), psychological therapies services (APPTS), and forensic mental health services (QNFMHS). Hannah is also a magistrate in the South London Justice Area.