Ljubljana, Slovenia


Dr. Barbara Strazisar

Dr. Barbara Gnidovec Stražišar is a board certified paedatrician, child neurologist and expert in sleep medicine with almost two decades experience in working with children and adolescents with sleep disorders. She recieved her somnology traninig by Marie Josephe Challamel in Child Sleep Research Unit at Centre hospitalier Lyon-Sud in Lyon and Dr. Richard Ferber at Centre for Pediatric Sleep Disorders in Children’s Hospital Boston. Currently she is the president of the Slovenian Sleep Society and the head of Paediatric department in General Hospital Celje where is located the only accredited Center for Paediatric Sleep Disorders in Slovenia. She is furthermore part-time researcher in the Centre for Sleep Disorders at the Institute for Clinical Neurophysiology in University Medical Centre Ljubljana. Her main research interests are circadian rhythm disorders and sleep in children with neurodevelopmental delay.

Bucharest, Romania

Vice-Chair and ESRS Board Representative

Dr. Oana-Claudia Deleanu

Dr. Oana-Claudia Deleanu is PhD in Pulmonology, with the thesis „Peculiarities of Evolution under CPAP Therapy in Patients with OSAS and Arterial Hypertension, Including Resistant”. Following her formation as doctor at the National Institute of Pulmonology (specialist since 2007, senior since 2011), she obtained the position of universitary assistant at “Carol Davila University of Medicine and Pharmacy” in 2008 and the position of lecturer in 2015.

Since 2007, she has been working at the National Institute of Pneumology’s Sleep Laboratory as volunteer. In 2014 she has obtained the ERS certified diploma as sleep expert, as well as other diplomas such as “Competency in Somnology, level I and level I+II” (2013) and “Noninvasive Ventilation (2015)” authorized by Romanian Ministry of Health (based on European trainings).

Since 2008, she has been actively participating to multiple national and international conferences and she has been the author/co-author of over 200 presentations and 95 national and international specialized publications, including book chapters, most of them related to the sleep pathology.

The main interest of Dr. Oana-Claudia Deleanu is related to the effect of CPAP on cardiologic features in patients with (resistant) hypertension and obstructive sleep apnea, but also o the clinical aspects related to smoking effects on sleep. In regards to the above-mentioned, she has been a constant member of different research teams involved in national or international projects.
Between 2013 and 2017, Dr. Oana-Claudia Deleanu has been the president of the Romanian Sleep Society, taking as well part in the organization of the Sleep and NIV Conferences (2013, 2014, 2015, and 2017).
In 2017, she has been elected as member of the Executive Committee of Assembly of the National Sleep Society of ESRS

St Petersburg, Russia


Dr. Lyudmila Korostovtseva

Lyudmila Korostovtseva, MD, PhD, is a Research Fellow at the Sleep Medicine Laboratory based at the V.A. Almazov North-West Federal Medical Research Centre, in St Petersburg, Russia. Being a cardiologist, she is particularly interested in the association of sleep disorders with cardiovascular diseases.

She was a fellow of the Marie Curie training program “Sleep Medicine and Sleep Research” (2010). Later, she was a visiting researcher (2 months, in 2011) in the Sleep laboratory at the Neurocentro della Svizzera Italiana di Lugano under the supervision of Prof. Bassetti (Lugano, Switzerland). In 2015-2016 she worked as a research fellow at the Sleep-Wake-Epilepsy Centre based at the Bern University Hospital (Bern, Switzerland) under the supervision of Prof. Bassetti. In 2015, she was one of the organizers of the Workshop for Young Somnologists “Sleep: a window to the world of wakefulness” in St Petersburg (Russia).

She is recipient of several travel grants, prizes (Distinguished Activity Award for the World Sleep Day event, 2014 and 2015), research grants for sleep projects as the principal investigator (grant of the President of Russian Federation; award in recognition of the PhD work) and as a co-investigator.

Yerevan, Armenia


Dr. Samson Khachatryan

Amsterdam, The Netherlands


Prof. Dr. Ysbrand D. van der Werf

YSBRAND D. VAN DER WERF, Ph.D. is Professor of Functional Neuroanatomy at the Amsterdam UMC, The Netherlands. He obtained his MSc in both Biology and Psychology at the University of Groningen, The Netherlands, obtained his PhD from the Graduate School for Neurosciences in Amsterdam and has worked at McGill University in Montreal, Canada and the Netherlands Institute for Neurosciences. He currently supervises a team of postdocs, PhD students and research assistants at Amsterdam UMC, The Netherlands. He was elected into ‘De Jonge Akademie’, a platform for young scientists in the Royal Netherlands Academy of Arts and Sciences. He serves as associate editor of the journal of Human Brain Mapping, the scientific advisory board of the Multiple Sclerosis research foundation, the scientific advisory board of the Normal Ageing Brain Bank Amsterdam, serves on the autopsy team of the Netherlands Brain Bank and is the author of a popular science book on sleep in Dutch. He is a frequent speaker for lay and scientific audiences and at international scientific meetings.

His work is primarily concerned with understanding cognitive functions of the brain, using a wide array of techniques: neuroimaging (structural and functional MRI, PET, EEG, MEG), neuropsychology and experimental therapeutic interventions (transcranial magnetic stimulation, light therapy, sleep therapy). He is the PI of an international multicenter imaging study on Parkinson’s disease (ENIGMA-PD), leads a research line on neuroimaging in hypersomnia and investigates disordered sleep in neurological and psychiatric disorders.

Reykjavik, Iceland

Advisory Member

Dr. Erna Sif Arnardóttir

Dr. Erna Sif Arnardottir is the Director of Sleep Measurements at the Landspitali – The National University Hospital of Iceland and a postdoctoral researcher at the University of Iceland. Currently she is the President of the Icelandic Sleep Research Society. She is the coordinator of the launch of the ESRS Early Career Research Network and a member of the ERS/ESRS Taskforce ”Technical Standards for the scoring of respiratory events using type III devices for the diagnosis of sleep disordered breathing”. She is author or coauthor of 13 published peer-reviewed paper and one book chapter. Her main research interests are the adverse physical effects of sleep disordered breathing from snoring to obstructive sleep apnea, the standardization of sleep measurements and scoring methods as well as the relationship between circadian rhythm and sleep.

Parma, Italy

Advisory Member

Prof Dr. Liborio Parrino

Liborio Parrino is Associate Professor at Parma University.

Medical Doctor with Ph.D. in Neurological and Neurosensorial Disciplines and Montpellier University Diplome in Veille et Sommeil.

He is President of the Italian Association of Sleep Medicine (AIMS), Assistant Treasurer of the Executive Committee of the World Association of Sleep Medicine (WASM) and Co-Chiar of the WASM World Sleep Day Committee.

Member of the Editorial Board of the journals SLEEP MEDICINE and SLEEP DISORDERS.
Member of the European Sleep Research Society.
Member of the Ethical Committee of the Parma University Hospital.

Co-author of over 180 articles (ISI Web of Science), on sleep medicine with H-Index: 36.
Reviewer of over 200 manuscripts submittted to SLEEP MEDICINE and other specialized journas in the field of sleep and clinical neurophysiology.

Antwerp, Belgium

Advisory Member

Prof. Dr. Johan Verbraecken

Prof. Dr. Johan Verbraecken is medical coordinator of the Multidisciplinary Sleep Disorders Centre of the Antwerp University Hospital (UZA), and expert in the field of respiratory sleep medicine for more than 20 years. At the same time he is visiting professor at the University of Antwerp (Belgium). Currently he is president of the Belgian Association for Sleep research and Sleep medicine, past chair of the Sleep and Control of Breathing Group of the European Respiratory Society (ERS) and past ERS E-Learning Director. He is chair or member of different ERS Task Forces in the field of respiratory sleep medicine, and is also engaged as chair of the ERS Training Centre Accreditation Review Committee. He is author or coauthor of more than 100 scientific papers and book chapters related to sleep and breathing.


For further information about the ESRS,
please contact the ESRS Office:
Andreasstr. 4 93053 Regensburg Germany
Email: maria.wiechmann@esrs.eu
Phone: +49 941 29091271
Fax: +49 941 29080975

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