Julian Chen received a PhD in Physics from Columbia University in 1985, then joined IBM Watson Research Center as a Research Staff Member. He authored Introduction to Scanning Tunneling Microscopy, a recognized “bible” of nanoscience. In 1994 he switched research focus to human voice, and then received an Outstanding Innovation Award from IBM in 1998 for breakthroughs in speech technology. In 2007 he joined the Department of Applied Physics of Columbia University, continued research on human voice by collaborating with Donald Miller of Groningen Voice Research Laboratory. In 2016 he published Elements of Human Voice, a well-received monograph.