Jessica is an assistant to Lawrence M. Krauss, Professor at the School of Earth & Space Exploration and Physics Department at Arizona State University [1] [2] [3] [4] [5] [6]. She is mentioned in emails sent by Lawrence Krauss from September 2018 [1] [2] [3] [4] [5] and in an email from July 2017 [6]. Lawrence Krauss's emails were sent from his office at Arizona State University, P.O. Box 871404, Tempe, AZ 85287-1404 [1] [2] [3] [4] [5]. Jessica is also mentioned as the Research Office Assistant in Lawrence Krauss's email signature [1] [2] [3] [4] [5] [6]. Lawrence Krauss's emails discuss various topics, including documents and payments [1] [2] [3] [4].