Samuel "Sam" Sheng-Hung Wang (born 1967) is a Taiwanese-American professor, neuroscientist, psephologist and author. He is known as the co-author of the books Welcome to Your Brain and Welcome to Your Child's Brain, as well as for the Princeton Election Consortium psephology website. Wang also gives talks about child brain development, autism, politics, and gerrymandering on television and radio, to academic audiences, and for the general public.