Hubert Maxwell James Guy W. Lehman, Sergio Rodriguez, and Anant K. Ramdas Citation: Physics Today 40, 6, 92 (1987); doi: 10.1063/1.2820098 View online: https://doi.org/10.1063/1.2820098 View Table of Contents: https://physicstoday.scitation.org/toc/pto/40/6 Published by the American Institute of Physics