INTERNATIONAL STEERING GROUP

Professor of Neurosurgery; CWRU, Cleveland, Ohio

Sepideh Amin-Hanjani

Chair of the Stroke Council, American Heart Association
Vice Chair Neurosurgery - University Hospitals, Cleveland Ohio
Editorial Board of Stroke, Journal of Neurosurgery and Neurosurgery
Leader in cerebral blood flow and stroke risk assessment
Major authority on aneurysms and complex cerebrovascular disease
Widely published, NIH-funded, and influential in guideline-level thinking

Neurointensivist, Neurologist UCSF

Nerissa Ko

Professor of Neurology, University of California, San Francisco
Vice Chair, Department of Neurology at the University of California, San Francisco
William K. Bowes, Jr. Foundation Endowed Professor of Neurocritical Care.
Associate Director of the UCSF Neurovascular Service, Medical Director of the Adult Neurointensive Care Units, and Director of the Neurocritical Care Fellowship Program.
Clinical research interest in subarachnoid haemorrhage and brain aneurysms.
Served as Vice-Chair of the American Heart Association Guidelines for the Management of Subarachnoid Haemorrhage.

US-based neurointensivist and academic leader focused on subarachnoid haemorrhage and precision neurocritical care.

Jose Suarez

Professor Jose I. Suarez is Chief of Neurosciences Critical Care and Director of the Precision Medicine Center of Excellence for Neurocritical Care at Johns Hopkins University School of Medicine, Baltimore.
Holds appointments across the Departments of Anesthesiology and Critical Care Medicine, Neurology, and Neurosurgery, reflecting a multidisciplinary approach to brain injury.
A past President of the Neurocritical Care Society and founding Chair of the Neurocritical Care Research Network.
Clinical and research work focuses on subarachnoid haemorrhage, delayed cerebral ischaemia, and advancing precision medicine in neurocritical care.
Widely recognised for his leadership in international collaboration, guideline development, and shaping the future direction of neurocritical care research and practice.

Consultant Neurosurgeon, Cantonal Hospital St. Gallen, Switzerland

Isabel Hostettler

Specialist in vascular and cerebrovascular neurosurgery
MD, PhD with strong academic and research background
Trained across Switzerland, Germany, and the UK
Active in European neurosurgical research and professional societies

US-based neurosurgeon and neurointerventionalist focused on cerebrovascular disease and endovascular innovation.

John MOCCO

Professor John Mocco is Vice Chair of Neurosurgery and Director of the Cerebrovascular Center at Mount Sinai Health System, New York.
Specialises in the treatment of intracranial aneurysms, stroke, and complex cerebrovascular disease, with expertise spanning both open and endovascular approaches.
Research focuses on clinical trials, device innovation, and optimisation of outcomes in stroke and aneurysm care, with involvement in multiple landmark studies.
Has held major leadership roles in neurointervention, including serving as President of the Society of NeuroInterventional Surgery (SNIS).
Widely recognised for advancing multidisciplinary, evidence-based care in cerebrovascular disease and for his contributions to international collaboration in neurovascular research.

Neurointensivist at Mount Sinai, leading neurocritical care systems innovation and recovery research in New York.

Neha Dangayach

Associate Professor of Neurosurgery, Neurology, Rehabilitation and Human Performance at the Mount Sinai Health System in New York, where she is a neurointensivist and leader in neurocritical care systems innovation.
Research Director for Neurocritical Care and Recovery and Systems Director for Neuroemergencies Management and Transfers (NEMAT), with expertise in optimising pathways for critically ill neurological patients.
Internationally recognised for work in neurocritical care, including aneurysmal subarachnoid haemorrhage, early brain injury, delayed cerebral ischaemia, vasospasm, stroke systems of care and ICU recovery.
Active leader within major international neurocritical care organisations and contributor to guideline development, collaborative research and education in neuroemergencies.
Widely sought educator and speaker known for translating complex neurocritical care concepts into practical bedside management, with a strong focus on multidisciplinary and patient-centred care.

UCLA Neuro Intensivist, Former NCS President

Paul Vespa

Professor Paul Vespa holds the Gary L. Brinderson Family Chair in Neurointensive Care and is Professor of Neurosurgery and Neurology at the David Geffen School of Medicine at UCLA, where he directs the Neurocritical Care programme.
Clinical and research work spans SAH, TBI, ICH, and advanced multimodal neuromonitoring, with a particular focus on continuous EEG, cerebral physiology, and the early detection of secondary brain injury.
Elected President of the Neurocritical Care Society in 2023 and has held senior governance roles across multiple neurological subspecialty bodies, including Chair of the United Council for Neurologic Subspecialties and founding board member of the NCS.
Led major translational research programmes at UCLA integrating precision monitoring approaches into acute brain injury management, and serves on the editorial boards of Critical Care Medicine, Neurocritical Care, and the Journal of Cerebral Blood Flow and Metabolism, among others.

Japanese neurointerventionalist and stroke trialist focused on endovascular therapy and cerebrovascular disease

Shinichi Yoshimura

Professor Shinichi Yoshimura is a neurosurgeon and neurointerventional specialist at Hyogo Medical University, Japan.
Specialises in the endovascular treatment of acute ischaemic stroke and intracranial aneurysms, with extensive experience in mechanical thrombectomy.
Research focuses on clinical trials and optimisation of endovascular therapies, contributing to major studies that have shaped modern stroke care.
Has played a leading role in advancing stroke systems of care and neurointerventional practice across Japan and internationally.
Widely recognised for his contributions to clinical research, trial leadership, and improving outcomes in time-critical cerebrovascular disease.

UK based neurosurgeon and clinical researcher focused on subarachnoid haemorrhage and long-term outcomes after brain injury.

Diederik Bulters

Professor Diederik Bulters is a neurosurgeon based in Southampton, UK, with a specialist interest in cerebrovascular disease.
Focuses clinically on the management of intracranial aneurysms and subarachnoid haemorrhage, with a strong emphasis on improving patient outcomes.
Research explores recovery after SAH, including cognitive, psychological, and patient-reported outcomes, helping to redefine how success is measured beyond survival.
Actively involved in clinical trials and national research collaborations aimed at improving care pathways and long-term recovery.
Recognised for advancing a more patient-centred approach to neurovascular care and for his contributions to research and education in subarachnoid haemorrhage.

US-based neurointerventionalist and policy leader focused on cerebrovascular disease and health systems innovation.

Joshua Hirsch

Professor Joshua A. Hirsch is an interventional neuroradiologist at Massachusetts General Hospital and Harvard Medical School, with a leading role in neurointervention and stroke care.
Specialises in endovascular treatment of intracranial aneurysms, stroke, and complex cerebrovascular disease, with a strong focus on improving systems of care.
Academic work spans clinical research, health policy, and quality improvement, including efforts to optimise access, value, and outcomes in neurovascular interventions.
Has held senior leadership roles in major professional societies, including the Society of NeuroInterventional Surgery (SNIS) and the American Society of Neuroradiology (ASNR).
Widely recognised for shaping policy, guidelines, and reimbursement frameworks that influence neurointerventional practice internationally.

US-based vascular neurologist and neurointerventionalist focused on stroke systems of care and cerebrovascular disease

Thabele Leslie-Mazwi

Dr Thabele Leslie-Mazwi is a neurologist and neurointerventional specialist at Massachusetts General Hospital and Harvard Medical School.
Specialises in the endovascular and multidisciplinary management of acute stroke and complex cerebrovascular disease, including intracranial aneurysms.
Work focuses on improving stroke systems of care, access to thrombectomy, and equity in neurovascular treatment across populations.
Has held national leadership roles in major professional organisations, including the American Heart Association/American Stroke Association.
Widely recognised for his contributions to guideline development, clinical policy, and advancing equitable, high-quality stroke care internationally.

US-based neurointensivist and academic leader focused on subarachnoid haemorrhage and neurocritical care systems

Katharina Busl

Professor Katharina M. Busl is Chief of the Division of Neurocritical Care and Vice Chair in the Department of Neurology at the University of Florida.
Holds the James E. Rooks, Jr. Professorship in Neurology, with academic appointments across Neurology and Neurosurgery.
Clinical and research work focuses on subarachnoid haemorrhage, intracerebral haemorrhage, and optimisation of neurocritical care delivery.
Actively involved in education and research, contributing to advancing multidisciplinary care and outcomes in acute brain injury.
Assistant Editor of Neurocritical Care and is recognised for her leadership in academic neurocritical care and international collaboration.

US-based neurointerventionalist and clinical trialist focused on stroke innovation and endovascular therapies

Dileep Yavagal

Dr Dileep R. Yavagal is a neurologist and neurointerventional specialist at the University of Miami, with a leading role in stroke and cerebrovascular care.
Specialises in endovascular treatment of acute ischaemic stroke and intracranial aneurysms, with extensive experience in mechanical thrombectomy.
Research focuses on advancing stroke therapies, including mobile stroke units and novel approaches to reperfusion and neuroprotection.
Has led and contributed to major international clinical trials and is actively involved in developing next-generation stroke systems of care.
Widely recognised for his work in innovation, trial leadership, and improving access to time-critical stroke treatment.

Neurology Professor at Charité – Universitätsmedizin Berlin

Jens Dreier

International authority on spreading depolarisations in injured brain tissue
Key figure linking spreading depolarisation to delayed cerebral ischemia after aSAH
Leads major translational neurovascular research
Central member of COSBID, shaping how brain injury is monitored worldwide

Professor and Interventional Neuroradiologist, Beijing

Xiaochuan Huo

Interventional neuroradiologist at Beijing Tiantan Hospital, Capital Medical University, one of China’s leading centres for cerebrovascular disease.
He specialises in endovascular treatment of acute ischaemic stroke and intracranial aneurysms, with extensive experience in mechanical thrombectomy and complex neurointerventional procedures.
Research focuses on optimisation of endovascular therapies, stroke systems of care, and improving outcomes in large vessel occlusion and haemorrhagic cerebrovascular disease.
Has contributed to major multicentre clinical trials and registries in stroke intervention, helping to shape contemporary neurointerventional practice in China and internationally.
Actively involved in advancing neurointerventional training and international collaboration, particularly across Asia and global stroke networks.

Executive Director of Brain Aneurysm Foundation

Christine Buckley

The long-time Executive Director of the Brain Aneurysm Foundation in the US.
She has been involved with the Foundation for over two decades, starting as a volunteer before becoming its first full-time employee in 2006.
Under her leadership the Foundation has become the largest private funder of brain aneurysm research in North America.
Champions awareness, early detection, education, patient support, and research funding for aneurysm disease.
Created initiatives like Scan2Save to improve diagnosis and engages clinicians, policymakers, and communities in the cause.

Canadian-trained neurosurgeon and clinical scientist focused on cerebrovascular disease

R Loch MacDonald

Neurosurgeon and Director of Research
Community Neurosciences Institute, Community Health Partners, Fresno CA
Former Head of Neurosurgery at St. Michael’s Hospital and held the Keenan Endowed Chair in Surgery at the University of Toronto.
Runs a research program on cerebral vasospasm, delayed cerebral ischemia, and vascular smooth muscle pathophysiology after hemorrhage.
Authored hundreds of publications and textbooks on cerebrovascular neurosurgery and brain hemorrhage.

Australian neurosurgeon focused on cerebrovascular disease and complex aneurysm surgery

John Laidlaw

Professor John Laidlaw is a neurosurgeon based in Melbourne, Australia, with extensive experience in cerebrovascular and skull base surgery.
Specialises in the management of intracranial aneurysms, subarachnoid haemorrhage, and complex vascular lesions, with expertise in microsurgical techniques.
Principal investigator for the EVACUATE trial
Has contributed to the development of neurosurgical practice in Australia through clinical leadership, education, and mentorship.
Recognised for his role in multidisciplinary neurovascular care and in advancing high-quality, patient-centred neurosurgical practice nationally and internationally.

Neurocritical care neurologist and researcher, Chicago

Sherry Chou

Canadian neurologist and neurocritical care physician based at Northwestern University Feinberg School of Medicine in Chicago.
Chief of the Division of Neurocritical Care and Associate Professor of Neurology.
Research focuses on acute brain injury, including subarachnoid haemorrhage, inflammation, biomarkers and outcomes after critical neurologic illness.
Serves on leadership and editorial roles in neurocritical care societies and collaborates on multicenter clinical trials in stroke and critical brain injury

Past president of the Neurocritical Care Society

Stephan Mayer

Professor New York Medical College
Director of Neurocritical Care and Emergency Neurology Services for Westchester Medical Center Health Network
Founding member and past president of the Neurocritical Care Society

Vascular neurologist and neurointerventional surgeon, Iowa

Edgar Samaniego

Board-certified vascular neurologist and neurointerventional surgeon based at the University of Iowa with appointments in Neurology, Neurosurgery and Radiology.
Director of the Vascular Neurology Fellowship
Research program focuses on high-resolution imaging and biological characterisation of brain aneurysms and subarachnoid haemorrhage.
Authored 150+ publications mostly related to aneurysm and cerebrovascular disease.
Trained in the US with fellowships including Stanford and neurointerventional training, and originally from Ecuador.

Neurosurgeon and epidemiologist

Wouter Moojen

Haaglanden Medical Center & Haga Teaching Hospital & Leiden University Medical Center (UNCH)
Chair neurosurgery The Hague
Vice chair LUMC/UNCH
President Dutch Neurosurgical Society

Consultant Neurosurgeon and Associate Professor in Neurosurgery at Helsinki University Hospital, Finland.

Behnam Rezai Jahromi

Doctoral research included vertebrobasilar dolichoectatic aneurysms, a complex subtype of intracranial aneurysm relevant to rupture risk and SAH outcomes.
Lead or co-author on multicenter studies investigating novel CSF management strategies in hemorrhagic stroke and neurocritical care, with potential implications for SAH patient management.
Contributed to genetics and molecular research on somatic mutations in saccular cerebral aneurysms, widening understanding of aneurysm development and rupture risk.
Active in neurovascular research and clinical trials, with over 100 publications spanning aneurysm pathology, cerebrovascular disorders and translational neurocritical care.

Professor Anaesthesia & Intensive Care, Milan

Giuseppe Citerio

Giuseppe Citerio, MD, is an Anaesthesia and Intensive Care full professor at the Milano Bicocca University, School of Medicine and Surgery.
He is the Director of the Neuroscience Department and Director of Anaesthesia and Neurosurgical Intensive Care at IRCCS San Gerardo Hospital, Monza.
Former Editor-in-Chief of Intensive Care Medicine 2019-2024

Neurologist, Utrecht. ISAH 2019 Convener.

Mervyn Vergouwen

Consultant stroke neurologist and clinical researcher at University Medical Center Utrecht in the Netherlands focused on aneurysmal subarachnoid hemorrhage and related complications.
PhD on delayed cerebral ischemia after aneurysmal SAH, with >100 publications and extensive citations.
Research spans unruptured intracranial aneurysms, SAH diagnosis, early brain injury, rebleeding and delayed complications.
Published and co-authored widely used definitions and consensus work on delayed cerebral ischemia in aSAH research.
Past Convener/Co-Chair of the 15th International Conference on SubArachnoid Hemorrhage (ISAH) held in Amsterdam.

Consultant Neurosurgeon, Heidelberg, Mannheim; ISAH 2019 Convener.

Nima Etminan

Consultant neurosurgeon and Chair/Director of Neurosurgery at University Medical Center Mannheim and Heidelberg University.
Research leader on intracranial aneurysms and aneurysmal subarachnoid hemorrhage (natural history, risk factors, biomarkers and management).
Published widely on SAH incidence, pathophysiology and outcomes with high-impact systematic reviews and consensus work.
Active in multidisciplinary guideline and consensus efforts for aneurysm and SAH care (including NIH/NINDS Common Data Elements and European Stroke Organisation leadership).
Past program committee role for the International Conference on Subarachnoid Hemorrhage (ISAH) in Amsterdam.

Head of Neurosurgery, Charité, Berlin

Peter Vajkoczy

Professor Peter Vajkoczy is Chairman of the Department of Neurosurgery at Charité – Universitätsmedizin Berlin, Germany.
He is an internationally recognised neurosurgeon with expertise in vascular neurosurgery, including aneurysms, arteriovenous malformations, and cerebral bypass, as well as neuro-oncology and complex skull base surgery.
His research spans cerebrovascular biology, brain tumours, and spinal disease, with additional interests in neuroimmunology and image-guided and robotic surgery.
Professor Vajkoczy has published over 800 peer-reviewed articles and is widely regarded as a leading academic neurosurgeon in Europe.
He holds leadership roles in multiple national and international societies and is currently President-elect of the German Society of Neurosurgery.

Neurosurgeon Charité – Universitätsmedizin Berlin. Active neurovascular and neurocritical care researcher.

Stefan Wolf

Principal investigator and lead author of the EARLYDRAIN trial, a multicenter randomized clinical study showing that early lumbar cerebrospinal fluid drainage after aneurysmal subarachnoid hemorrhage improves 6-month outcomes.
Research interests include cerebrospinal fluid dynamics, intracranial pressure management, aneurysmal SAH and secondary infarctions.
Extensive publication record on neurosurgical and neurocritical care topics, including brain injury, ICP monitoring, and cerebrovascular complications.
Contributor to post hoc analyses and ongoing work from the EARLYDRAIN dataset, integrating clinical outcomes with pathophysiological insights in aSAH.

Professor of Neurosurgery, Neurology, and Biomedical Engineering at Duke University. ISAH 2023 Convener.

David Hasan

Dual-trained open cerebrovascular and endovascular neurosurgeon with experience treating thousands of brain aneurysms.
Expert in cerebrovascular disease, aneurysm pathophysiology, AVMs, stroke, and skull base tumours.
Extensive research portfolio with hundreds of publications and NIH funding and roles on editorial boards.
Palestinian-American background; active in clinical care, research, and broader advocacy and humanitarian efforts.

Academic Neurointensivist, Ottawa

Shane English

Associate Professor (Critical Care), University of Ottawa, and Intensivist at The Ottawa Hospital – Civic Campus
Trained in General Internal Medicine and Adult Critical Care, with a Master’s in Clinical Epidemiology
Completed additional Neurocritical Care fellowship at Cambridge University (UK)
Senior Scientist at the Ottawa Hospital Research Institute, leading a research program in aneurysmal subarachnoid haemorrhage (aSAH)
International lead of the SAHaRA RCT and co-lead of a Core Outcome Set initiative for aSAH; recipient of national research awards including the Heart and Stroke Foundation New Investigator Award and 2025 Chretien Scientist of the Year

Professor of Neurosurgery, University of São Paulo

Eberval Gadelha Figueiredo

Associate Professor of Neurosurgery, University of São Paulo (USP) and attending neurosurgeon at Hospital das Clínicas FMUSP in Brazil.
Clinical focus on neurovascular surgery and intracranial aneurysms, with contributions to epidemiologic and treatment outcome studies.
Completed microsurgery fellowship at Barrow Neurological Institute (USA) and holds a PhD.
Involved in systematic reviews and meta-analyses on aneurysm treatment approaches and cerebrovascular topics.
Active in Brazilian Neurosurgical Society leadership and academic publishing/editorship and author/editor of surgical anatomy and neurocritical care texts.

Dual-trained cerebrovascular neurosurgeon and Assistant Professor at the University of Louisville

Redi Rahmani

Education includes Cornell University (Neurobiology), Dartmouth Medical School, neurosurgery residency at University of Rochester.
Completed fellowships in open cerebrovascular/skull base surgery (Barrow Neurological Institute) and endovascular neurosurgery (University of Pennsylvania).
Research and clinical interests focus on aneurysms, AVMs, stroke, SAH pathophysiology, and translational trials.
Initiated multi-institutional clinical trials and engineering collaborations (e.g., transcranial ultrasound development and patents)

Professor of Neuroanaesthesia and Neurocritical Care, Chandigarh, India

Hemant Bhagat

Core faculty in neuroanaesthesia and intensive care, contributing to perioperative and neurocritical management protocols.
Extensive research and publication record on topics such as cerebral haemodynamics, anaesthesia techniques in neurosurgery, and critical care outcomes with ~100+ publications.
Co-organising secretary for the Indian Society of Neuroanaesthesiology and Critical Care (ISNACC) conference held at PGIMER (2017).
Research spans neurocritical care practice, traumatic brain injury, vasospasm monitoring, and anesthetic strategies in neurological surgery.

Australian neurointerventionalist focused on endovascular treatment of stroke and cerebrovascular disease

Peter Mitchell

Professor Peter Mitchell is a neurointerventional radiologist at the Royal Melbourne Hospital and the University of Melbourne.
Specialises in endovascular treatment of acute ischaemic stroke and intracranial aneurysms, with extensive experience in complex neurovascular interventions.
Work has contributed to the development and delivery of comprehensive stroke and neurointerventional services in Australia.
Actively involved in clinical research and education, supporting advances in neurointerventional practice and training.
Recognised for his role in multidisciplinary stroke care and in advancing evidence-based neurovascular treatment nationally and internationally.