Alexandra preparing the developer use in the photographic process of Platinum -Palladium at School of Photography, at Ivy Tech, Evansville. Photo by Bob Gwaltey, 2104.

Alexandra at demo in the photo lab teaching platinum palladium to a group of students. She is preparing the clearing agent use in this process, which is toxic. Photo by Bob Gwaltey, 2014

Student work at the workshop on platinum-palladium at the workshop on Platinum-Palladium at Universidad of Cauca, UNICAUCA, Colombia, 2018.