As part of the 25th anniversary celebration of the Humanities Center at UAH, Dr. Rolf Goebel will present "Let's Listen Carefully: Arts, Humanities, and the Experience of Sound Today." The lecture, which will take place in Roberts Recital Hall, will begin at 6 p.m. on Wednesday, April 6, and be followed by a musical performance by students and faculty members in UAH's Department of Music.