This award is made as part of the FY 2014 Mathematical Sciences Postdoctoral Research Fellowships Program. Each of the fellowships supports a research and training project at a host institution in the mathematical sciences, including applications to other disciplines, under the mentorship of a sponsoring scientist. The title of the project for this fellowship to Mary K. Wootters is "Structured Randomness in Coding Theory and Pseudorandomness." The host institution for the fellowship is Carnegie Mellon University, and the sponsoring scientist is Dr. Venkatesan Guruswami.