1. Department of Anesthesia, Peri‐operative Medicine and Pain Management Dalhousie University Nova Scotia Health Authority and IWK Health Centre Halifax NS Canada
2. Department of Anesthesia University of Iowa Carver College of Medicine Iowa City IA USA
3. Department of Anesthesiology Columbia University Irving Medical Center New York NY USA
4. Department of Anaesthesia Guy’s and St Thomas’ NHS Foundation Trust and King’s College London UK
5. Northeast Ohio Medical University Center for Pain Medicine Western Reserve Hospital Rootstown OH USA
6. Department of Anesthesiology and Peri‐operative Medicine The University of Alabama at Birmingham (UAB) Birmingham AL USA