DOROTHY M. CHUN is Professor of German and Applied Linguistics at the University of California, Santa Barbara, USA ELIZABETH COUPER-KUHLEN holds the Chair in Present-day English Language and Linguistics at the University of Potsdam, Germany PAOLA ESCUDERO is a Postdoctoral researcher at the Institute of Phonetic Sciences of the University of Amsterdam, The NetherlandsFIONA E. GIBBON is Professor and Head of Speech and Hearing Sciences at Queen Margaret University College in Edinburgh, UK DEBRA M. HARDISON is Associate Professor of Linguistics in the MA TESOL and PhD Second Language Studies Programmes at Michigan State University, USAPAUL KERSWILL is Professor of Linguistics at Lancaster University, UK KEIKO KODA is Professor of Modern Languages at Carnegie Mellon University, Pennsylvania, USA APRIL MCMAHON is Forbes Professor of English Language at the University of Edinburgh, UK LINDA SHOCKEY is Lecturer in Linguistics at Reading University, UK NORVAL SMITH is Associate Professor of Linguistics at the University of Amsterdam, The NetherlandsSHELLEY L. VELLEMAN is Associate Professor of Communication Disorders at the University of Massachusetts, Amherst, USA MARILYN M. VIHMAN holds the Chair in Developmental Psychology at the University of Wales, Bangor, UK.