All Topics (May 18 through July 31) Friday, May 18 9:00 AM Computer Science Convocation Sunday, May 20 1:00 PM All-University Commencement Monday, July 23 12:30 PM Wenxin Feng: "Dwell-free Input Methods for People with Motor Impairments" (PhD Defense) Tuesday, July 24 12:30 PM Kun He: "Learning Deep Embeddings by Learning to Rank" (PhD Defense) Wednesday, July 25 11:00 AM Ajjen Joshi: "Personalized Face and Gesture Analysis Using Hierarchical Neural Networks" (PhD Defense)