Question: Who wrote the novel the theatre production where Thomasin Lawson played Susan Pevensie was based on?
Sentence (from "Thomasin Lawson"): Thomasin Miranda "Thomy" Lawson is an English actress, born in Surrey in 1997, currently studying Experimental Psychology in her second year at Bristol University, she attended Surbiton High School for 7 years and during this time was a key participant in the youth programme of the Rose Theatre, Kingston where she has starred in several smaller scale productions as well as in the theatre's critically acclaimed 2014 production of The Lion, the Witch and the Wardrobe as one of the leading characters: Susan Pevensie.
Relevant evidence: Yes