Congratulations to the winner of our October quiz, Trilokraj Tejasvi, MD, postdoctoral research fellow, Department of Dermatology, University of Michigan, Ann Arbor. The correct answer to our October challenge was Rosai-Dorfman disease. For a complete discussion of this case, see the Off-Center Fold section in the November ARCHIVES (Wartman D, Perry A, Werchniak A. Multiple nodules and plaques on the face and trunk. Arch Dermatol. 2006;142:1501-1506).