The College of Arts and Sciences, in celebration of this year’s Stonecipher Lecture, will host the University of Pennsylvania’s Adelheid Voskuhl for a lecture at 6 p.m. on Monday, September 25th, in Stonecipher Lecture Hall 113. The topic of the event, which is free and open to the public, is “Engineers and the World They Made: Machines, Policies – and Social Status in the Industrial Boom.”