How can some artists be so pivotal and visionary and yet, at the same time almost completely unheralded? An artistic collaborator with familiar names like Yoko Ono, Don McLean and Chet Baker - names we're all familiar with - is the subject of a new documentary screening at this year's Doc Edge Festival. Ken Dewey - This Is A Test finally sheds some light onto the life and art of the ground-breaking performance artist. The film's director, Sally Williams speaks to Simon Morris.
7 May 2017