Dr. Ruth will be reimagined on stage this summer in the world premiere of “Dr. Ruth, All the Way,” a one-hander starring Debra Jo Rupp (TV’s “The Simpsons,” “That ’70s Show”) and penned by Mark St. Germain (“Freud’s Last Session”).Show will play on Barrington Stage’s Stage 2 in Pittsfield, Mass., June 19-July 15 in a production helmed by a.d. Julianne Boyd. St. Germain’s “Freud’s Last Session,” another therapist-centric tale, bowed at Barrington prior to Off Broadway, where the still-running production has been on the boards for a year and a half. “Dr. Ruth” marks the first production of BSC’s New Works Initiative, in which playwrights and musical theater writing teams will be commissioned to write work that BSC will produce. Also on the BSC summer slate is the East Coast premiere of “The North Pool” by Rajiv Joseph (“Bengal Tiger at the Baghdad Zoo”). The psychological cat-and-mouse thriller about a Middle Eastern student and his assistant high school principal, to be helmed by Giovanna Sardelli, runs July 26-Aug. 11 at BSC Stage 2. The second stage will also feature the New England preem of Duncan Macmillan’s two-character drama “Lungs,” directed by Aaron Posner (May 23-June 10). Barrington Stage Company’s Musical Theater Lab, under composer William Finn and Boyd, kicks off its seventh season with a workshop production of garage rock musical “The Black Suits,” which runs Aug. 16-Sept. 2. Music and lyrics are by Joe Iconis, with a book co-written with Robert Maddock. John Simpkins helms. Mainstage shows will be “Fiddler on the Roof” (June 13-July 14); Arthur Miller’s “The Price,” with Jeff McCarthy (July 19-Aug. 4); and Philip King’s 1945 Brit farce “See How They Run” (Aug. 9-26), helmed by John Rando. Nigel William’s stage adaptation of “Lord of the Flies” runs Oct. 3-21.