Welcome to DTAV Welcome to 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 UMaine and founded CISV International. DTAV consists of four houses: Baumann-Nelson, Chandler, Lown, Patch, and Smith. Located on the north side of