Complex sentence: When he graduated from CSD, Redmond enrolled at another CSD: the California School of Design in San Francisco, where he worked for three years with teachers such as Arthur Matthews and Amedee Joullion.
Split into simpler sentences: When he graduated from CSD, Redmond enrolled at another CSD! The California School of Design in San Francisco, where he worked for three years with teachers such as Arthur Matthews and Amedee Joullion.