The NIH Record describes Larry Wald's work developing the tools and instrumentation that are essential for scientific progress.
Martinos Center study among the most cited, most downloaded in Magnetic Resonance in Medicine
Kawin Setsompop made a significant impact with his work this year. His paper "Blipped-controlled aliasing in parallel imaging for simultaneous multislice echo planar imaging with reduced g-factor penalty" is the third most cited article for 2013 in Magnetic Resonance in Medicine (it jumps to the top of the list if you exclude review articles). Also, it is the third most downloaded article for this year.