PHILADELPHIA – SEPTEMBER 12: Lakeya Brown works with fiber optic wire, inside the “mutisensory room” at Elwyn Baring Street Center, in a program for people with developmental disabilities or mental health problems, September 12, 2002, in Philadelphia, Pennsylvania. The room is designed to help these people by stimulating their senses and improving their cognitive abilities, utilizing music, light and other sensory stimulation to help mentally retarded people relax and focus. (Photo by William Thomas Cain/Getty Images)