StartFragmentPenn, seeing a nation equally in torment, confronted by a lack of trust in the age of “fake news,” and sorely divided politically, will once again open its doors wide for only the second “teach-in” in the Ivy League university’s history. The five-day series of more than 30 panels, lectures, exhibitions, and film screenings will cover topics including race, immigration, the future of technology, sexual harassment, and firearm violence. EndFragmentEndFragment