Dave Hilts was a searcher for the elusive Bigfoot.
Sprague is best remembered for his coauthored work, The Scientist Looks at the Sasquatch (with Grover Krantz).
Mark Vergeront was a fine arts teacher at the Riverside Poly High School. Would he have called himself a Bigfooter? Perhaps, perhaps not.
Abominable skeptics (unlike law enforcement officers who know better) love to accept false confessions like Ray Wallace’s.