Nan Clark is an author best known for her inspirational book, The Promise. She has also written The World's Greatest Star Trek Quiz and Magnificat Puns. Clark has a diverse background in teaching, music, and community service. With degrees in English and music, she has taught at both high school and college levels. Besides her writing, she has co-authored introductory programs in the performing arts and translated one-hour English versions of well-known operas.