The History of Middle-earth
She won the Mythopoeic Scholarship Award for Inklings Studies a second time in 2002 for "Tolkien's Legendarium: Essays on The History of Middle-earth", which she co-edited with Carl Hostetter; in 2013 she won it for "Green Suns and Faërie: Essays on J. R. R. Tolkien", and in 2019, for a fourth time, for "There Would Always Be a Fairy Tale: More Essays on Tolkien".