While studying Gregorian Chant at Stanbrook Abbey in Worcestershire, she met Dame Laurentia McLachan, who would later inspire Corrigan to become a nun.
[2] Corrigan read English at the University of Liverpool, delivering a dissertation on the poet Coventry Patmore.
The book was adapted into The Best of Friends, a play by Hugh Whitemore that was staged in the West End of London.
[2] In the course of her career, Felicitas corresponded with poet Siegfried Sassoon, actor Alec Guinness; and novelist Rumer Godden.
Corrigan's biography of Helen Waddell was awarded the 1986 James Tait Black Memorial Prize.