1982), but in the context of developing and implementing analyses, Sag and colleagues added innovations to the underlying theory until its formal basis was so different it warranted a new name.
he argued that the unacceptability associated with phenomena such as "island constraints" derives not from ungrammaticality but in fact from more general processing pressures (Staum and Sag 2008;Hofmeister and Sag 2010;Staum Casasanto, Hofmeister, and Sag 2010;Hofmeister et al.