Question: Where does Douglas Gresham's father work at?

Knowledge 1: Douglas Gresham
Douglas Howard Gresham (born November 10, 1945) is an American British stage and voice-over actor, biographer, film producer, and executive record producer.He is one of the two stepsons of C. S. Lewis. [SEP] Knowledge 2: C. S. Lewis
Clive Staples Lewis (29 November 1898 – 22 November 1963) was a British writer and lay theologian.He held academic positions in English literature at both Oxford University (Magdalen College, 1925–1954) and Cambridge University (Magdalene College, 1954–1963).He is best known for his works of fiction, especially "The Screwtape LettersThe Chronicles of Narnia", and"The Space Trilogy", and for his non-fiction Christian apologetics, such as "Mere ChristianityMiracles", and "The Problem of Pain".Lewis and fellow novelist J. R. R. Tolkien were close friends.They both served on the English faculty at Oxford University and were active in the informal Oxford literary group known as the Inklings.According to Lewis's memoir "Surprised by Joy", he was baptised in the Church of Ireland, but fell away from his faith during adolescence.Lewis returned to Anglicanism at the age of 32, owing to the influence of Tolkien and other friends, and he became an "ordinary layman of the Church of England".Lewis's faith profoundly affected his work, and his wartime radio broadcasts on the subject of Christianity brought him wide acclaim.Lewis wrote more than 30 books which have been translated into more than 30 languages and have sold millions of copies.The books that make up "The Chronicles of Narnia" have sold the most and have been popularised on stage, TV, radio, and cinema.His philosophical writings are widely cited by Christian apologists from many denominations.In 1956, Lewis married American writer Joy Davidman; she died of cancer four years later at the age of 45.Lewis died on 22 November 1963 from renal failure, one week before his 65th birthday.In 2013, on the 50th anniversary of his death, Lewis was honoured with a memorial in Poets' Corner in Westminster Abbey.
Knowledge 1: C. S. Lewis
Clive Staples Lewis (29 November 1898 – 22 November 1963) was a British writer and lay theologian.He held academic positions in English literature at both Oxford University (Magdalen College, 1925–1954) and Cambridge University (Magdalene College, 1954–1963).He is best known for his works of fiction, especially "The Screwtape LettersThe Chronicles of Narnia", and"The Space Trilogy", and for his non-fiction Christian apologetics, such as "Mere ChristianityMiracles", and "The Problem of Pain".Lewis and fellow novelist J. R. R. Tolkien were close friends.They both served on the English faculty at Oxford University and were active in the informal Oxford literary group known as the Inklings.According to Lewis's memoir "Surprised by Joy", he was baptised in the Church of Ireland, but fell away from his faith during adolescence.Lewis returned to Anglicanism at the age of 32, owing to the influence of Tolkien and other friends, and he became an "ordinary layman of the Church of England".Lewis's faith profoundly affected his work, and his wartime radio broadcasts on the subject of Christianity brought him wide acclaim.Lewis wrote more than 30 books which have been translated into more than 30 languages and have sold millions of copies.The books that make up "The Chronicles of Narnia" have sold the most and have been popularised on stage, TV, radio, and cinema.His philosophical writings are widely cited by Christian apologists from many denominations.In 1956, Lewis married American writer Joy Davidman; she died of cancer four years later at the age of 45.Lewis died on 22 November 1963 from renal failure, one week before his 65th birthday.In 2013, on the 50th anniversary of his death, Lewis was honoured with a memorial in Poets' Corner in Westminster Abbey. [SEP] Knowledge 2: Hernando de Cabezón
Hernando de Cabezón, (baptized 7 September 1541 – 1 October 1602) was a Spanish composer and organist, son of Antonio de Cabezón.Only a few of his works are extant today, and he is chiefly remembered for publishing the bulk of his father's work.
Knowledge 1: Douglas Gresham
Douglas Howard Gresham (born November 10, 1945) is an American British stage and voice-over actor, biographer, film producer, and executive record producer.He is one of the two stepsons of C. S. Lewis. [SEP] Knowledge 2: Hernando de Cabezón
Hernando de Cabezón, (baptized 7 September 1541 – 1 October 1602) was a Spanish composer and organist, son of Antonio de Cabezón.Only a few of his works are extant today, and he is chiefly remembered for publishing the bulk of his father's work.

Answer: Magdalen College