1. Department of Neurology Mayo Clinic Arizona Phoenix AZ USA
2. American Migraine Foundation (AMF) Mount Royal NJ USA
3. Migraine Association of Ireland (MAI) Dublin Ireland
4. NIHR‐Wellcome Trust King’s Clinical Research Facility King’s College London London UK
5. Department of Neurology University of California Los Angeles CA USA
6. Department of Neurology Albert Einstein College of Medicine Bronx NY USA
7. Department of Neurology Rigshospitalet—GlostrupUniversity of Copenhagen Copenhagen Denmark
8. Department of Neurology Thomas Jefferson University Philadelphia PA USA
9. Department of Neurosurgery McGovern Medical School University of Texas Health Science Center at Houston Houston TX USA