Potter and Religion at the 2008 American Academy of Religion conference. Her teaching has been praised by Harry Potter commentator John Granger on his Hogwarts Professor website. Tumminio Hansen stands in opposition to those in Christian circles who call the Harry Potter series heretical based upon the characters' use of witchcraft. She has said that in order to consider whether they truly are heretical, Christians must analyze whether the writings of J. K. Rowling violate a number of core theological doctrines, including sin, evil, sacrifice, and grace. In 2008, she offered an innovative seminar at Yale in order to offer students an opportunity for sustained discussion about the status of the series. Over 90 students sought to enroll, and the course quickly gained international attention from media sources including CNN; in subsequent years, it became one of the university's most popular seminar offerings and inspired other courses across the country. She later used that sustained discussion as the basis for her first book, God and Harry Potter at Yale: Teaching Faith and Fantasy Fiction in an Ivy League Classroom. She has maintained that the books are not heretical and are in fact powerful tools for teaching theology to curious academics, seekers, and faithful Christians. Popular publications Tumminio has authored numerous editorials and feature articles on the intersection of spirituality and culture as well as on contemporary issues in the lives of women and mothers. Her work has appeared in publications including CNN's Belief Blog, The Guardian, The Christian Century, State of Formation, and the Yale Daily News. She was a regular blogger on issues in contemporary spirituality for Huffington Post. She was also a regular contributor to Felicity Huffman's What The Flicka website, where she wrote about spirituality in the lives of women and mothers prior to its removal during the College Admissions Scandal. She has also appeared several times on the television show "Sister Wives," and her article about visiting a Mormon temple went viral. in the Mormon community. Appearances Tumminio Hansen has been interviewed by numerous national and international media outlets. Her take on Christianity's role in the Harry Potter series has been featured on televised broadcasts including CNN, Today Show Australia, and the national Canadian news talk show Connect with Mark Kelley. She has also appeared in radio broadcasts, including the Colin McEnroe Show and the nationally syndicated Bob and Sheri Show. Her interviews have been featured