Kata EndreffyKata Endreffy is curator at the Collection of Classical Antiquities of the Museum of Fine Arts, Budapest. She is an Egyptologist and editor of the Campbell Bonner Magical Gems Database. Arpad M. Nagy is Keeper of the Collection of Classical Antiquitis at the Museum of Fine Arts, Budapest, with research focused on ancient iconography and sculpture. He is the editor-in-chief of the Campbell Bonner Magical Gems Database. Jeffrey Spier is Senior Curator of Antiquities at the J. Paul Getty Museum in Los Angeles. His interests include Greek art, early Christian iconography, gems and jewelry from Greek to Byzantine times, and magical amulets. Read More Read Less