Lesson from Volume 37 No. 3, Fall 2012: The Unknown Helen Berger, “A Shift in Vision” Post author By Elizabeth Napp Post date September 1, 2012 The Unknown (Vol. 37. 3) Article: Helen Berger, A Shift in Vision View Lesson PDF By Elizabeth Napp Elizabeth Napp is a Consulting Editor to Parabola who writes about Teaching and Education. View Archive → ← Lesson from Volume 37 No. 2, Summer 2012: Alone & Together → Seeking Verity, by Tracy Cochran