Charles Piller, STAT’s West Coast editor, writes investigative projects from his base in the San Francisco Bay Area. He previously worked as an investigative journalist for the Sacramento Bee and the Los Angeles Times, and has reported on public health, science, and technology from Africa, Asia, Europe, and Central America. Charles has won numerous journalism awards, has authored two investigative books about science, and has written extensively on biological weapons and the technical aspects of national security, as well as prison conditions and bridge engineering.