Professor Viet Thanh Nguyen is a Vietnamese-American professor and Pulitzer Prize winning novelist. Viet's memoir, A Man Of Two Faces, is published by Black Inc. and Viet will be a guest at the Sydney Writer's Festival later this month. What makes humans so unique? Our ability to learn. So says computer scientist and Harvard Professor Leslie Valiant. His new book is called “The Importance of Being Educable”  published by Princeton University Press.