The Colorado School of Mines chapter of Sigma Xi — the Scientific Research Honor Society, with support from the Office of the Provost as well as the departments of Metallurgical and Materials Engineering, Mechanical Engineering, and Chemistry, is proud to announce a special presentation by “Distinguished Lecturer” Nikhilesh Chawla of Purdue University: Four-Dimensional (4D) Materials Science: Probing Microstructural Evolution of Materials in Real-Time. The talk will take place at 4:00 p.m. on February 15 in Coolbaugh Hall, Room 209 with refreshments beginning at 3:30 p.m.