Playing Companies and Commerce in Shakespeare's Time. Cambridge: Cambridge University Press, 2001. Issued in paperback, 2006.
The Repertory of Shakespeare's Company, 1594-1613. Fayetteville, AR: The University of Arkansas Press, 1991.
Coordinating editor, with David McInnis, Web Site (wiki-style) :
Lost Plays Database (www.lostplays.org)
Co-editor, with Pierre Hecker, Special Issue:
"Marlowe the Play-maker," Shakespeare Bulletin, 27 (Spring 2009)