Fred Dolislager has been a senior research associate at the University of Tennessee since 1998 for the Institute for Environmental Modeling (TIEM). For TIEM, he supports the Risk Assessment Information System ( http://rais.ornl.gov/index.shtml), as well as providing input to the SADA development team. He has worked in the health risk assessment field since 1993, when he joined Lockheed Martin Energy Research Corp. as a environmental analyst. He received a B.S. in Natural Science (cum laude) from Bryan College in 1988, and has pursued graduate coursework at the University of Tennessee."