A great last day of the @APSMeetings #apsapril meeting. @SMU participants include (left to right) @profcooley, Christina (major), Biao (recent PhD), and me. @profcooley and I serve on the DPF Program Committee. https://twitter.com/drsekula/status/986260803505582080/photo/1 https://chirp.cooleysekula.net/attachment/49967