He later trained with Lee Strasberg at Actors Studio ; Uta Hagen and Herbert Berghof at HB Studio ; and with Stella Adler .
In fall 1980 , Foster entered the American Academy of Dramatic Arts in New York City .
Foster later trained with Lee Strasberg at Actors Studio ; Uta Hagen and Herbert Berghof at HB Studio ; and with Stella Adler .
In fall 1980 , Foster entered the American Academy of Dramatic Arts in New York City .