Understanding the pandemic classroom

Penn professors join the “Understand This ...” podcast to talk about the fall 2021 return to the classroom, reflecting on what students and educators have experienced during the course of the COVID-19 pandemic, while examining lessons from remote learning.

Brandon Baker

Two Churchill Scholars for Penn

Adam Konkol and Abigail Timmel have each been awarded Churchill Scholarships for a year of graduate research study at the University of Cambridge in England. Konkol and Timmel are among only 16 who were selected nationwide.

Louisa Shepard

In the News

Quanta Magazine

Mathematicians prove 2D version of quantum gravity really works

Xin Sun of the School of Arts & Sciences spoke about new research at the intersection of physics, philosophy, and math. “This is a masterpiece in mathematical physics,” he said.


Quanta Magazine

How mathematicians use homology to make sense of topology

Robert Ghrist of the School of Arts & Sciences spoke about homology, which uses algebra to identify holes in a particular topological shape. “There’s a real impetus to have methods that are robust and that are pulling out qualitative features,” he said.



Why are lines at polling places so long? Math

Stephen Pettigrew of the School of Arts & Sciences explained why the voting process can take longer than expected. “The steps in the system in most states are: You have a check-in step where they verify your voter registration status, and then there’s the step of actually voting. Lines out the door can be a consequence of bottlenecks at any of those steps,” he said.


The Chronicle of Higher Education

What COVID-19 computer models are telling colleges about the fall

Philip Gressman of the School of Arts & Sciences co-authored research that modeled how a large university might experience the effects of COVID-19 on campus.


The New York Times

A bitter election. Accusations of fraud. And now second thoughts

The School of Arts & Sciences’ Dorothy Kronick and doctoral student Nicolás Idrobo helped conduct a statistical analysis of Bolivia’s contested election results.