Uta Thyra Hagen (June 12, 1919 - January 14, 2004) was a German-born American actress and acting teacher.
Primarily noted for stage roles, Hagen was a two-time winner of a Tony Award for Best Performance by a Leading Actress in a Play, first in 1951 for her performance in “The Country Girl” and again in 1963 for “Who’s Afraid of Virginia Woolf?”. In 1981 she was elected to the American Theatre Hall of Fame and in 1999 received a “Special Lifetime Achievement Tony Award.”
She taught at HB Studio, a well-known New York City acting school, starting in 1957, and married its co-founder, Herbert Berghof, on January 25, 1957. After his death in 1990 she became the school’s chairperson. Hagen was an influential acting teacher who taught, among others, Matthew Broderick, Christine Lahti, Jason Robards, Sigourney Weaver, Liza Minnelli, Whoopi Goldberg, Jack Lemmon, Robert De Niro and Al Pacino. In 2002, she was awarded the National Medal of the Arts by President George W. Bush at a ceremony held at the White House.
Source -Wikipedia http://en.wikipedia.org/wiki/Uta_Hagen