Nominations must be submitted to Lenny Spiegel by March 18, 2016, and should include at least two letters supporting the merits of the thesis being nominated. At least one letter should be from a member of the thesis committee of the Ph.D. granting institution and, for work carried out in collaboration with Fermilab scientists, at least one of the letters should come from one of those scientists. Selection will be made by the Thesis Awards Committee. Each thesis will be judged on clarity of presentation, originality and physics content. To qualify, the thesis must have been submitted as partial fulfillment of the Ph.D. requirements in the 2015 calendar year, be written in English, and it must have been submitted in electronic form to the Fermilab Publications Office in accordance with Fermilab policy.