“…We dedicate this article to the memory of the late Jose Vigo. Thus in two of the most widely studied areas of the verb system, pasttense expression and copula usage, investigators have shown, through comparison with varieties of White English (and in some cases English-based Creoles), that the underlying systems of VBE and SAE are similar in featuring the (same) copula and past-tense markers, though some of their surface manifestations are variably removed from VBE by the application of phonological and grammatical rules that can themselves be viewed as extensions of those operative in SAE (Baugh, 1980;Fasold, 1971Fasold, , 1972Labov, Cohen, Robins, & Lewis, 1968;Pfaff, 1971;Poplack & Sankoff, 1987;Tagliamonte & Poplack, 1988;Wolfram, 1969Wolfram, , 1974. The extent to which the results of these independent studies replicated each other was striking; they were in large part responsible for Labov's observation (1982: 178-79) that "by 1979, the field .…”