[Destor]

Originally Posted by Wikipedia Vocal coach and scholar Dudley Knight describes how the Australian phonetician William Tilly (né Tilley), teaching at Columbia University from 1918 to around the time of his death in 1935, introduced a phonetically consistent American speech standard that would "define the sound of American classical acting for almost a century", though Tilly himself actually had no special interest in acting. Mostly attracting a following of English-language learners and New York City public-school teachers,[14] Tilly was interested in popularizing his version of a "proper" American pronunciation for teaching in public schools and using in one's public life.[15]