Specialist commentators

Advice

The following clinicians contributed to this briefing:

Carl Counsell, honorary consultant neurologist and clinical reader, NHS Grampian and University of Aberdeen, did not declare any interests.
Jan Adriaan Coebergh, consultant neurologist with special interests in movement disorders, cognitive neurology and functional symptoms. St Georges Healthcare Clinicians, given 3 pairs of Walkwithpath shoes to trial (2017 to ongoing).
Dr Lucy Strens, consultant neurologist, University Hospitals Coventry and Warwickshire NHS Trust, did not declare any interests.
Dr Jane Alty, consultant neurologist, Leeds Teaching Hospitals NHS Trust, shareholder in ClearSky Medical Diagnostics (2016 to ongoing), member of advisory boards for Abbvie and Merz, paid training facilitator for Allergan; part of a team that won an international award from Hummies (prize money) for work on Parkinson's dyskinesia; sponsorship to attend medical conferences from Ipsen Ltd, UCB, Bial, Britannia, Medtronic, AbbVie.
Dr Yen Tai, consultant neurologist, Imperial College NHS Trust, involved in research on wearable devices to monitor gait freezing (2015 to ongoing), has been loaned a Path Finder device by the company to trial (2016 to ongoing).
Dr Richard Genever, consultant physician and geriatrician, Chesterfield Royal Hospital NHS Foundation Trust, did not declare any interests.
Dr Jane Noble, consultant geriatrician, Newcastle upon Tyne Hospitals NHS Foundation Trust, did not declare any interests.

Representatives from the following patient organisations contributed to this briefing: