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Sleep Universal is a collaboration between world renowned academics with industry expertise in sleep and circadian science. Below showcases our career history, research publications and book chapters to date.


Nicola Barclay

Nicola Barclay, PhD, is a Sleep Scientist and Psychologist, with extensive experience of sleep research, research design, big data and education.  She was a Lecturer in Sleep Medicine at the Sleep and Circadian Neuroscience Institute, University of Oxford from 2016 to 2021, training clinicians in the assessment, diagnosis and treatment of sleep and circadian disorders. Prior to this appointment, Nicola was Associate Director of the Northumbria Centre for Sleep Research at Northumbria University, Newcastle upon Tyne, UK from 2011 to 2016. In 2011, she completed her PhD at the University of London, focussing on Quantitative and Molecular Genetic Approaches to Understanding Sleep Quality and Diurnal Preference, where she was awarded the 'Rising Researcher' award, 2011. She received a first-class honours degree in Psychology from the University of Sussex. She has more recently worked as a Data Scientist in industry, exploring the use of big data to understand trajectories of health and disease. Nicola has published over 50 peer-reviewed publications on sleep, and has extensive experience of educating clinical professionals in sleep medicine and research, as well as expertise in statistical methodologies and research study design. 

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2022 +

Postdoctoral Research Assistant in Health Data Sciences, University of Oxford, UK

2022 +

Sleep Scientist, Founder, Managing Director, and CEO

Sleep Universal LTD



Senior Data Scientist

OMOP Real World Solutions, IQVIA


2016 - 2021

Lecturer in Sleep Medicine

University of Oxford, UK

2019 - 2021

Scientific Consultant

Mammoth Sport Limited, UK

2019 - 2021

Scientific Consultant

The Perimenopause Hub, UK

2011 - 2016

Senior Lecturer in Psychology and Associate Director of the Northumbria Centre for Sleep Research

Northumbria University, Newcastle upon Tune, UK


2008 - 2011

PhD. Psychology

Goldsmiths, University of London, UK


Essentials of Sleep Technology: A-STEP Accredited 
Atlanta School of Sleep Medicine, Georgia, USA

2007 - 2008

MSc Research Methods in Psychology

Goldsmiths, University of London, UK

2004 - 2007

BA(Hons.) Psychology

University of Sussex, UK


2022 +

Chartered Psychologist, CPsychol.

British Psychological Society


Nicola has published over 50 peer-reviewed journal articles and book chapters on the topic of sleep and circadian rhythms.


Click here to see her publications.

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