The Calculated Uplift of “I Swear”
John Davidson’s story has been told in several TV documentaries over the past few decades, starting with a 1988 episode of the BBC series “Q.E.D.,” titled “John’s Not Mad,” which has been credited with doing much to educate the British public about Tourette’s. (Oliver Sacks, one of the episode’s prominent voices, offers a precise, sympathetic…
