Wen Ho Lee or Li Wenho is a Taiwanese-American scientist who worked for the University of California at the Los Alamos National Laboratory in New Mexico. He created simulations of nuclear explosions for the purposes of scientific inquiry, as well as for improving the safety and reliability of the U.S. nuclear arsenal. A federal grand jury indicted him on charges of stealing secrets about the U.S. nuclear arsenal for the People's Republic of China (PRC) in December 1999.