This spring, the Museum of Fine Arts, Boston, brings focus to a pair of differing game-changer artists, J. M. W. Turner and Philip Guston, who responded to their own tumultuous times with innovative artistic visions. One of Britain’s greatest artists, J. M. W. Turner (1775–1851) lived and worked at the peak of the industrial revolution, when steam replaced sail, machine power replaced manpower, and wars, political unrest and social reforms transformed society. At the Museum of Fine .