Liz Ward is a professor of art and art history at Trinity University in San Antonio, Texas, and an artist who works primarily in painting and drawing with an emphasis on works on paper. She received her M.F.A. in painting from the University of Houston and her B.F.A. in printmaking from the University of New Mexico. The art included in W. S. Merwin's Unchopping a Tree is from her series "The Cellular Life of a Tree." She lives in Castroville, Texas.