3/19/13On the next installment of WPSU-TV’s “Conversations LIVE,” Patty Satalia, host of the monthly call-in program, will be joined by guests Michael Connett of the Fluoride Action Network, Michal Meyer, editor-in-chief of Chemical Heritage magazine and Dr. Craig Collison, a pediatric physician with the Mount Nittany Physician Group in a discussion of “Community Water Fluoridation” at 8 p.m. on Thursday, March 21.