Who directed 59 silent films including one based on a novel by Eleanor Hoyt Brainerd?
How Could You, Jean?:  is a 1918 American silent comedy-drama film, starring Mary Pickford, directed by William Desmond Taylor, and based on a novel by Eleanor Hoyt Brainerd. William Desmond Taylor:  He was a popular figure in the growing Hollywood motion-picture colony of the 1910s and early 1920s, having directed 59 silent films between 1914 and 1922 and acted in 27 between 1913 and 1915.
William Desmond Taylor