Gina Ishida (Raybourn) was a graduate student from 1999-2001 and graduated with a MS in Public Health from the University of North Carolina at Chapel Hill where she was co-advised by Dr. Linden.  She researched sequential inactivation of microorganisms with UV and chlorine.  After graduation, she went on to work as an Lead Engineer at Carollo Engineers in Phoenix, AZ.  Currently she is a Utilities Engineering Manager for the City of Chandler, AZ.