Experts Guide

Philadelphia Amtrak accident and rail safety

Questions surrounding the Philadelphia Amtrak accident that killed eight and injured more than 200 continue to grow.

David ClarkeDavid Clarke, director of the Center for Transportation Research and a civil engineering professor, has become a go-to source around the world for issues surrounding rail safety.  Read more.

Terrorism threats

From the Middle East to our own backyard, terrorists are changing our way of life and giving us cause for constant vigilance.

09-38564-1_Brandon-PrinsBrandon Prins, a political science professor and Global Security Fellow at the Howard H. Baker Jr. Center for Public Policy, has collaborated with Oak Ridge National Laboratory researchers on global security concerns and nuclear weapons proliferation. Read more.

To infinity and beyond

NASA’s space program has changed significantly in the past few years, but scientists —soon to be joined by private citizens—continue to have their eyes on the sky, searching for information in our vast universe.

Jeff Moersch, an associate professor of earth and planetary sciences, is studying martian geology to understand the planet’s potential for having once harbored life and helping develop better spacecraft mission research tools. Read more.


Immigration is a hot-button issue and will likely be a key debate as we near the 2016 presidential race.

Bohon_ StephanieStephanie Bohon, an associate professor of sociology and co-director of the Center for Social Justice, focuses on Latino immigrants in the South. Read more.

McKanders_KarlaKarla McKanders, an associate professor of law, looks at immigration law and reform. Read more.