During its tenures with Stauffenburg and Königshausen & Neumann, ZAA ran a parallel book series for the publication of essay collections and outstanding monographs from the entire spectrum of English and U.S. American literature, language and culture. You can see the volumes published in the Stauffenburg ZAA Studies: Language, Literature, Culture between 1997 and 2004 here:
http://www.stauffenburg.de/asp/books.asp?id=958
In the Königshausen & Neumann ZAA Monograph Series, the following volumes were published between 2005 and 2013: