James Boswell's uncle John was a member of a sect known as the Glasites.
According to Boswell "A gentleman born at Maybole in Ayrshire, but who has been nineteen years at Oxford and gives lectures on anatomy, and is also well employed as a physician." (LJ230463) Dr. John Smith, M.D. of St. Mary Hall, Oxford.
Life with Boswell:
Boswell met Dr. Smith on April 23 and 24, 1763 when he visited James Macdonald at Oxford. Boswell found him "learned, clever [and] agreeable". (LJ240463)