Rhiannon is both an Oxford and Emory alum. She received her A.A. from Oxford College in 2005, her B.A. from Emory College in 2007 and her M.A. in Higher and Post-secondary Education from Columbia University in 2011. Rhiannon has returned to Oxford from a position at Emory College, fulfilling an award from her peers in 2005 declaring her "the most likely to be working at Oxford in 10 years."