About Stefan Helmreich Stefan Helmreich is Elting E. Morison Professor of Anthropology at MIT. He is the author of Alien Ocean, Sounding the Limits of Life, and Silicon Second Nature. Books by Stefan Helmreich Simulation and Its Discontents by (author) Sherry Turkle contributions by William J. Clancey, Stefan Helmreich, Yanni Alexander Loukissas & Natasha Myers