Ariel earned her M.L.I.S. from the University of Illinois in Urbana–Champaign Information School in 2017. She received a B.A. in Economics from the University of Chicago, a J.D. from IIT – Chicago Kent College of Law, and an LL.M. in Taxation from the same institution, where she graduated with honors. Ariel started her legal career in Illinois as general counsel for a Class III short line railroad where she advised her client in all matters ranging from tax planning and federal regulatory compliance to litigation in federal court. She is a member of the Illinois bar and the New York bar. She is also admitted to practice in the Northern District of Illinois and the Seventh Circuit Court of Appeals. Prior to joining Cornell, she was a reference associate at the Pritzker Legal Research Center at Northwestern University School of Law and 2017 Judith M. Wright Fellow at the University of Chicago D’Angelo Law Library, as well as a 2017 Cornell Law Library Diversity Fellow.