8In Knowing and Seeing, Douglas Cooper reflects on his long career as a muralist in various cities around the world, including in Pittsburgh. The essays are also personal discussing family, memories from his childhood, mentoring from his Carnegie Mellon University professors, and his collaborations. They are also instructive. Murals are not walls but provide the appearance as such and require the artist to have a different skill set that is part architect, part painter, and part builder.