Carstairs, William, a Scotch ecclesiastic, born at Cathcart, near Glasgow; sent to Utrecht to study theology; recommended himself to the regard of the Prince of Orange, and became his political adviser; accompanied him to England as chaplain in 1688, and had no small share in bringing about the Revolution; controlled Church affairs in Scotland; was made Principal of Edinburgh University; was chief promoter of the Treaty of Union; was held in high esteem by his countrymen for his personal character as well as his public services; was a most sagacious man (1649‒1715).
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Carson, Kit * Carstens, Asmus Jakob