Tim Griffiths, MD

Wellcome Senior Clinical Fellow
Professor of Cognitive Neurology
Newcastle University Medical School, United Kingdom

Email: tim.griffiths@ncl.ac.uk

Timothy Ryken, MD, MS

Director and Chair, Neurosurgery
Iowa Spine and Brain Institute
Covenant Medical Center
Waterloo, Iowa  

Email: timothy-ryken@wfhc.org 

H. Richard Winn, MD

Adjunct Professor of Neurosurgery and Neuroscience
Mount Sinai School of Medicine

Email: richard.winn@mountsinai.org