May 2019 Class Slides https://docs.google.com/presentation/d/1bk46uv-wlVWbCRcwH1NVsLFkhIngGpdT8HjIm_45LSU/edit?usp=sharing
2015 Class Slides: https://docs.google.com/presentation/d/1AW1072HQEMYH_T8FW7CM99TXsx972SmRMcYzBJazU2k/edit?usp=sharing
