Complex sentence: Marcus Raichle is a professor and neurologist at the Washington University School of Medicine in St. Louis in the Department of Radiology with joint appointments in Neurology, Neurobiology and Biomedical Engineering.
Split into simpler sentences: Marcus Raichle is a neurologist at the Washington University School of Medicine in Saint Louis. He is a professor in the Department of Radiology with joint appointments in Neurology, Neurobiology and Biomedical Engineering.