Stefan Schöberlein is associate professor of English at Texas A&M University-Central Texas. He is author of Writing the Brain: Material Minds and Literature, 1800-1880, among others. He lives in Georgetown, Texas. Zachary Turpin is associate professor of American literature at the University of Idaho. He is coeditor of Every Hour, Every Atom: A Collection of Walt Whitman's Early Notebooks and Fragments (Iowa, 2020), among others. He lives in Moscow, Idaho.