Marlin E. Blaine is Professor of English and Comparative Literature at California State University, Fullerton, USA.

Lena Cowen Orlin is Professor Emeritus of English at Georgetown University, USA.

Robert Bearman is University of Birmingham, Honorary Research Fellow in the School of History and Cultures, formerly Head of Archives and Local Studies at the Shakespeare Birthplace Trust, Stratford-upon-Avon, UK.

Alan H. Nelson is Professor Emeritus of English at University of California, Berkeley, USA.