0 Science Case for Microwave Wavelength Measurements Lead Authors: Matthew Siegler, Jianqing Feng (626)-616-5276 msiegler@psi.edu Planetary Science Institute Cosigners: William Blackwell David Blewett Shannon Brown Bryan Butler Joshua Cahill Simon Dicker Adrienne Dove Rebecca Ghent Timothy Glotch Paul Hayne Karl Hibbits James Keane Stephen Keihm Paul Lucey Sidharth Misra David Paige Than Putzig Edgard G. Rivera-Valentín Christopher Ruf Isaac Smith Adrian Tang Mackenzie White