Gignac is a particularly fiery member of the legion of CCSVI advocates, whose efforts have convinced provincial governments, opposition politicians and health charities to pursue a theory that is still far from proven.
The boosters of Dr
. Paolo Zamboni
, CCSVI’s pioneer, are only the noisiest, however, in a new movement that is seeing patients and members of the public increasingly try to influence the health-care world, with both constructive and disturbing consequences.