Complex sentence: Ng, who is of Chinese Malaysian descent, now also a US citizen, is the Director of the Smithsonian Asian Pacific American Center and an assistant professor at the University of Hawaii's Academy of Creative Media.
Split into simpler sentences: Ng, who is of Chinese Malaysian descent, now also a US citizen. He is the Director of the Smithsonian Asian Pacific American Center and an assistant professor at the University of Hawaii's Academy of Creative Media.