“…In various articles published over the last two decades or so, Frederik Kortlandt (1978Kortlandt ( , 1988Kortlandt ( , 1991reaffirmed 1996, 2000, building on his theory that the Proto-Indo-European (PIE) mediae were preglottalized voiced stops (Kortlandt 1978(Kortlandt and more especially 1981(Kortlandt , 1985 1 has claimed, contrary to the traditional view (e.g. Voyles 1992, 1 For detailed refutation of most of the arguments for this contained in Kortlandt's 1981 and1985 papers, including demonstrations that the preglottalization is secondary in Slavic and Sindhi, see Woodhouse 1996.…”