Dr. David Seidman, from Northwestern University, who is a national and international expert in field-ion microscopy and atom probe tomography and a member of the National Academy of Engineering (class of 2018), will be on campus on March 20th. The event is open to the public and will be located in 125 Butler-Carlton Hall. At 11:00AM pizza and drinks will be served, starting at 12:00PM Dr. Seidman will be giving a lecture.