Elizabeth Parker began as a prosecutor in the Palm Beach County State Attorney's Office in 1998, where she quickly rose through the ranks and achieved the position of chief assistant state attorney, in which she litigated high-profile cases. She has appeared on Dateline, Snapped, Sins and Secrets, Nothing Personal, and In Session for her role as the lead prosecutor in the Dalia Dippolito case. In 2011 Parker opened her own victim advocacy and criminal defense firm in Palm Beach County. As a criminal defense attorney and former prosecutor, Elizabeth has appeared on Nancy Grace and In Session and in USA Today as a legal analyst on high-profile cases such as those of Jerry Sandusky, George Zimmerman, John Goodman, Adam Kauffman, and Tammy Smith.