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Zebble Experts

Zebble Experts

Dr Allie Hare

Dr Allie Hare, consultant in sleep medicine and co-founder of Grace Sleep A consultant physician and specialist in Sleep medicine. She led the national review of outpatient sleep medicine pathways and in 2025, she was awarded a National Clinical Impact Award in recognition of the national importance of her work in sleep and respiratory medicine. Her expertise in sleep is regularly referenced across the national press, including British Vogue, the Guardian, the Independent, the Telegraph, the Sunday Times, the BBC are a few to name. She has provided sleep advice to large corporates, Formula 1 teams and drivers and to professional athletes from premier league football teams to boxing. She is the co-founder of Grace London and the clinical lead for Grace Sleep: the world’s premium sleep clinic and part of Grace London’s exclusive collection of healthcare and wellness clinics.

Dr Jason Ellis

Dr Jason Ellis is a Professor of Sleep Science at Northumbria University, Director of the Northumbria Centre for Sleep Research, and a practising clinical psychologist. A recognised expert in insomnia and behavioural sleep medicine, he has authored over 200 peer-reviewed publications and regularly advises the NHS, government bodies, and major brands on sleep health. He has served on several committees including the British Psychological Society - Division of Health Psychology, the Teaching and Educational Advisory Committee for the Sleep Research Society (USA), and the Division of Health Psychology Scotland. Dr Ellis is also a sought-after speaker and educator, helping people understand and improve their sleep through evidence-based approaches.

Dr Pam Alfonso-Miller

Dr Alfonso-Miller is Clinical Director of Northumbria Sleep Research at Northumbria University. Her work focuses on better living through sleep by observing sleep in the waking world, particularly at the intersection of mind, body, environment, and lifestyle and by plotting these intertwined relationships, translating science into solutions that seek to improve physical health, psychological health and quality of life in the general population. As a trained paediatrician she has applied these concepts to the development of interventions that support healthy sleep development in babies and parental education and is named inventor on patents for one such collaboration. Dr. Alfonso-Miller is also trained in CBT-I and has been part of a team of collaborators working with different organizations consulting on sleep and health in the UK and the US.

Dr Neil Stanley

A leading independent sleep expert with over 43 years of experience in sleep research. He began his career in 1982 at the RAF Institute of Aviation Medicine and later established one of the UK's most advanced sleep laboratories at the University of Surrey. Formerly Chairman of the British Sleep Society, he has authored more than 40 peer-reviewed papers and books, including How to Sleep Well, which has been praised for its accessible, evidence-based advice. Dr Stanley is widely recognised for his work demystifying sleep and advocating for practical, personalised approaches to better rest.

Dr Oliver Bernath

Dr Oliver Bernath is a consultant neurologist and internationally trained sleep disorders specialist with over 25 years of experience. He completed his medical degree at the University of Ulm and trained in neurology at the University of Chicago, the cradle of sleep medicine,  where he became Chief Resident. He went on to complete fellowships in clinical neurophysiology at UCSF and sleep medicine at both UCSF and Stanford, training under pioneers including Rechtschaffen, Dement and Guilleminault. He is board certified in the US in neurology, clinical neurophysiology and sleep medicine, and is registered on the UK GMC Specialist Register. Dr Bernath previously led the Northern California Sleep Disorders Centre at Kaiser Permanente in San Francisco and now practices in both NHS and private settings. He currently sees patients at Guy’s & St Thomas’ Sleep Disorders Centre, Queen Victoria Hospital, and privately at Lanserhof at The Arts Club in Mayfair and The Chelsea Psychology Clinic. He treats the full spectrum of sleep disorders and is a member of the American Academy of Sleep Medicine, British Sleep Society, European Sleep Research Society, and the German Sleep Society.

Michelle Langer

Personally trained by Dr Deepak Chopra and The Chopra Center for Wellbeing. She has been teaching wellbeing workshops, mindfulness & meditation for almost two decades, helping blue chip companies, publicfigures and individuals to unlock peak performance and regulate sleep and stress. Michelle has helped people from a wide variety of backgrounds; from stretched CEOs to premier league footballers, stressed hedge fund managers to government ministers and A-list Celebrities. Michelle has worked with over 15 Fortune 500 companies including Microsoft, Mastercard, JP Morgan Chase, Wells Fargo, P&G, Pfizer, Paramount and the NFL.

Professor Russell Foster

Russell is the Professor of Circadian Neuroscience at the University of Oxford, Head of the Nuffield Laboratory of Ophthalmology, the founding Director of the Sir Jules Thorn Sleep and Circadian Research Neuroscience Institute (SCNi) and is a Fellow of Brasenose College Oxford. His research addresses how circadian rhythms and sleep are generated and regulated and what happens when these systems fail because of societal pressures, age and disease.

A key finding was his discovery and characterisation of an unrecognised light-detecting system within the eye that regulates circadian rhythms and sleep and, most recently, the translation of these findings to the clinic. For his work, Russell was elected to the Fellowship of the Royal Society in 2008, the Royal Society of Biology in 2011 and the Academy of Medical Sciences in 2013. 

He was honoured by being appointed as a Commander of the British Empire (CBE) in 2015 for services to Science. He has been a member of the Governing Council of the Royal Society, and he established and led for six years the Royal Society Public Engagement Committee. He was the Chair of the Cheltenham Science Festival for six years and a Trustee of the Science Museum Group for eight years. He chairs multiple committees at the Royal Society and has recently been appointed as the Chair of the Board of Visitors at the History of Science Museum, University of Oxford.

Russell has published over 300 scientific papers and has received multiple national and international awards, including most recently the “Daylight Prize”. He has co-written four popular science books and his fifth, as sole author for Penguin, entitled Life Time was published in May 2022 and was on the Sunday Times Best Seller list in both hardback and paperback. He is about to his next book on Light, again for Penguin.
 

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