Introducing our Speakers


Biographies will continue to be added as information is confirmed

Dr David Cavan MD, FRCP

Dr David Cavan is an experienced diabetes physician who has expertise in all areas of diabetes management. He actively promotes self-management and has been closely involved in the development of education programmes for people with diabetes. He has also written successful books, including ‘Reverse your diabetes: the step by step plan to take control of type 2 diabetes’, ‘Take control of type 1 diabetes’ and ‘The low carb diabetes cookbook’.

For many years, David worked as a Consultant Physician at the Bournemouth Diabetes and Endocrine centre, one of the leading NHS diabetes centres in the UK. In 2013, he left the UK to work for three years as the Director of Policy and Programmes at the International Diabetes Federation (IDF) in Brussels. There he was responsible for overseeing a range of projects that addressed the needs of people with diabetes at a global level. This experience highlighted to him how type 2 diabetes is becoming a global epidemic as a result of modern lifestyles. His work now focuses on encouraging lifestyle change as a means of preventing, managing and potentially reversing type 2 diabetes in different communities.

Since 2017 he has split his time between working part time as a hospital consultant and developing interventions to support lifestyle management for type 2 diabetes that have been implemented in Bermuda and Kenya. David also runs training workshops for diabetes health professionals.


Prof Philip Chapman-Sheath

Biog to follow...


Dr John Clarke

Biog to follow...


Dean Coomer

In January 2013, Professor Steve Peters (Consultant Forensic Psychiatrist and author of the Chimp Paradox) formed Chimp Management Ltd. The company’s small team of Mentors incorporates expertise and experience from Olympic sport, business, education, and health. Each mentor has undergone in-depth training in the Model, and has worked with Professor Peters to extend its application and successful transference in different settings.

Dean Coomer joined the team full-time in 2015 and is now one of our tried and tested Psychological Skills Mentors. He regularly works with a variety of team and individual professional athletes, NHS consultants, CEOs, management boards and education professionals. Dean left the Royal Air Force in 2012 after serving 23-years as a Physical Training Instructor and Rehabilitation Specialist. He has been highly commended on two separate occasions for outstanding team performance and is a previous winner of the Defence Medical Services Prize for Academic Research. His last post in the Military was in the privileged position of Professional Lead Advisor (PLA) for Exercise Therapy at the Defence Medical Rehabilitation Centre Headley Court where he promoted the benefits of the biopsychosocial approach to military rehabilitation.

Chimp Management specialises in helping individuals, teams and organisations optimise performance with an approach that is grounded in the principles of neuroscience. This interactive, engaging and thought provoking session will introduce the fundamental principles of a practical and accessible model to:

  • build insight and understanding about themselves and other
  • explore self-care and well-being
  • identify barriers to success
  • develop strategies to manage themselves effectively


Manuel Fernandez

Biog to follow...


Dr Partha Kar

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Dr Michael Lindsay

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Dr Himender Makker

Dr Himender Makker is a Consultant Physician Respiratory and Sleep Medicine at the University College London Hospital (UCLH) and North Middlesex University Hospitals (NMUH), London, UK. He developed sleep service at the UCLH and works closely with UCLH Sleep Medicine Group. He provides training in sleep medicine and developed care pathways, protocols and guidelines for management of sleep apnoea. He established sleep research group in collaboration with neuropsychologist and medical physicist to investigate neuropsychological impairment in sleep apnoea.

He has published papers and review articles in peer –reviewed journals, written book chapters and edited and authored book on sleep medicine. He organises UCLH Sleep Medicine course and Sleep Medicine study day for NE Thames Respiratory SpRs and teaches at UCL Sleep Neurology course and UCL Snoring & Sleep ENT course. He has a wider experience of raising awareness of sleep disordered breathing through writing articles for local newspapers and health magazines, media interviews and web chat.


Dr Guy Meadows

Guy has been studying human physiology for 23 years, 18 of which have been devoted to sleep research and the prevention of sleeping disorders.

He graduated with a first class BSc Honours degree from Glamorgan University, then an MSc (Distinction) at Kings College London in Human and Applied Physiology, and finally completed his doctorate at Imperial College London. Whilst studying there, he worked in the sleep research laboratories of the Royal Brompton and Charing Cross Hospitals, where he investigated the effects of sleep apnoea on the regulation of the human brain.

He is a leading figure in the area of chronic insomnia, pioneering the use of Acceptance and Commitment Therapy (ACT) and Mindfulness treatment. He has worked with thousands of insomnia sufferers over the last 10 years at his London-based clinic and around the world, and has set up Sleep School to help stop insomniacs needlessly suffering around the world. He regularly runs GP training sessions within the UK and trains Health Care Providers worldwide in the development of ACT for Insomnia.

He also works with many of the world’s leading organisations to improve their employees’ sleep through the Sleep School’s Professional Programme.

He is a published author (The Sleep Book – How to Sleep Well Every Night – Orion 2014) and launched the Sleep School App for Insomnia and the Sleep School App for Professionals: two highly interactive audiovisual support tools.

He contributes to television and radio, regularly appearing on both the BBC and ITV news shows. In 2017 he presented on a BBC Panorama documentary called Sleepless Britain.


Dr. Michelle O'Sullivan BA(Hons) MSc PsychD CPsychol

Strategy Lead for Mental Health and Trauma.
Michelle is a Chartered Clinical Psychologist and lead for mental wellbeing at the RSSB, with more than a decade’s experience working in mental health. Guided by the needs of the rail industry, her work focusses on the assessment and management of trauma and psychosocial hazards in the workplace. She is responsible for consolidating current industry practice, sharing knowledge about what works, and providing consultancy to the industry on mental wellbeing.


Dr Guy Roberts

Biog to follow...


Dr Daniel Roiz de Sa

MB BS MSc FFSEM(UK) MRCEM DipSEM(GB&I) DipIMC RCS(Ed) DOccMed
Senior Medical Officer
Environmental Medicine & Sciences
Institute of Naval Medicine

Sport and Exercise Medicine Physician with a background in EM/Pre Hospital Care. For 15 years has been the Clinical Lead for the investigation of Heat Injury in UK Military Personnel, supporting research into thermal strain in the military workforce, advising on policy decisions, work-rest guidance and the medical treatment and investigation of heat injury patients. Instructed as an SME to several Coroner’s Inquiries, Military Service Inquiries and Police Investigations where heat exposure has been implicated.


Dr Guy Rooney

Biog to follow...


Martin Scutt

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Chris Valentine

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Professor Karen Walker-Bone

Karen trained as an academic rheumatologist with a special interest in occupation and musculoskeletal pain in Southampton, funded by an Arthritis Research UK Clinical Research Fellowship. Karen is based at the MRC Lifecourse Epidemiology Unit in Southampton where she is Professor and Honorary Consultant in Occupational Rheumatology and Director of the MRC Versus Arthritis Centre for Musculoskeletal Health and Work. She leads the multidisciplinary Centre and coordinates a programme of work to find cost effective ways to reduce the burden of disability for work caused by musculoskeletal disorders. She was awarded an Honorary Fellowship of the Faculty of Occupational Medicine in 2013.


Dr Lindsay Wright

Biog to follow...


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