In addition to being a prolific artist, Irwin has been an active writer throughout his career. This book includes previously published pieces along with a significant selection of writings published for the first time. The texts cover a diverse terrain such as the lessons of modern art, Irwin's philosophy of teaching, and his understanding of art as a form of pure inquiry, presenting the reader with an overview of his unique perspective within the broad discourse of postwar American art. The book makes clear that writing as a reflection on aesthetic questions is an integral element of Irwin's multifaceted art practice.