Welcome To DTAV Doris Twitchell Allen Village (DTAV) is one of two suite-style living residences for upper-class students. Learn about DTAV Doris Twitchell Allen Village (DTAV) is one of two suite-style living residences for upper class students. It is named for Dr. Doris Twitchell Allen, who received two degrees at 91¸£Àû and founded CISV International. DTAV consists