Dr. Michael Helle, who received his Physics Ph.D. from Georgetown in 2011, has been announced as the winner of the 2012 Harold N. Glassman Dissertation Award in the Sciences. This award is given by the Georgetown Graduate School of Arts and Sciences to honor distinguished dissertations. Mike completed his Ph.D. work under the direction of Professor Ed Van Keuren and Dr. Antonio Ting at the Naval Research Lab in Washington, DC, where most of his research was carried out. His thesis was entitled “Radiative Signatures of Electron Acceleration in a Fully Cavitated Laser Plasma Wakefield.” Mike is now employed as a staff scientist at the Naval Research Lab in the Plasma Physics Division. He will be receiving the award at the graduate school commencement ceremony on May 18th, 2012.