The Conversation

Comey memos follow tradition of J. Edgar Hoover keeping notes on presidents

Written by Douglas M. Charles, Associate Professor of History, Pennsylvania State University

Copies of the memos written by former FBI Director James Comey.AP Photo/Susan Walsh

President Donald Trump allegedly asked FBI Director James Comey to drop the FBI’s investigation into Michael Flynn.

President Franklin Roosevelt asked FBI Director J. Edgar Hoover to collect information on Americans who had committed no crimes.

President...

What Greek tragedy illuminates about James Comey

Written by Victoria Pagán, Professor of Classics, University of Florida

James Comey in 2017AP Photo/Cliff Owen

Once upon a time, there was a prominent, powerful man in government who cared deeply about integrity and following the rules.

He said, “You cannot know a man completely, his character, his principles, sense of judgment, not till he’s shown his colors … Experience, there’s the...

Climate change may scuttle Caribbean's post-hurricane plans for a renewable energy boom

Written by Masaō Ashtine, Lecturer in Alternative Energy, University of the West Indies, Mona Campus

Puerto Rico lost electricity again on April 18, seven months after Hurricane Maria first knocked out the island’s power grid. For people in some remote rural areas, the blackout was more of the same. Their power had yet to be restored.

The dangerous fragility of Puerto Rico’s energy systems has put other Caribbean countries on high alert...

Is Earth's ozone layer still at risk? 5 questions answered

Written by A.R. (Ravi) Ravishankara, Professor of Chemistry and Atmospheric Science, Colorado State University

False-color image of ozone concentrations above Antarctica on Oct. 2, 2015.NASA/Goddard Space Flight Center

Editor’s note: Curbing damage to Earth’s protective ozone layer is widely viewed as one of the most important successes of the modern environmental era. Earlier this year, however, a study reported that ozone concentrations in the...

Market forces are driving a clean energy revolution in the US

Written by Bill Ritter, Jr., Director, Center for the New Energy Economy, Colorado State University

Block Island Wind, the first offshore wind energy project in the U.S., started operation in 2016.Ionna22, CC BY-SA

Transforming U.S. energy systems away from coal and toward clean renewable energy was once a vision touted mainly by environmentalists. Now it is shared by market purists.

Today, renewable energy resources like wind and solar power...

Trump's exports-good, imports-bad trade policy, debunked by an economist

Written by Ian Sheldon, Chair in Agricultural Marketing, Trade and Policy, The Ohio State University

The White House frets about how the U.S. imports more stuff than it exports. AP Photo/Ben Margot

President Donald Trump’s trade policy leaves international economists like me scratching our heads.

His apparent desire to start a trade war with China is only one example on a long list of what I see as poor trade policy choices. Others include:...

Harvard sexual harassment case scars the institution as well as victims

Written by Jeffrey W. Rubin, Associate Professor of History, Boston University

Harvard faculty member accused of decades of sexual harassment. Gil C/Shutterstock

In the wake of recent #MeToo revelations, Harvard University has begun to take action against a tenured professor whom the university found guilty of sexual harassment in the 1980s and who now stands accused of harassing women undergraduates, graduate students,...

As marijuana goes mainstream, what's happening to the way we talk about weed?

Written by Frank Nuessel, Professor of Spanish, Italian and Linguistics, University of Louisville

Pharmacy or marijuana dispensary?Scott Sonner/AP Photo

For decades, the marijuana industry operated underground, outside the confines of the law.

But even though at the federal level, possession and the use and sale of marijuana remain illegal, 29 states and the District of Columbia now allow medicinal marijuana to be sold for the treatment of...

Why marijuana fans should not see approval for epilepsy drug as a win for weed

Written by Timothy Welty, Professor of Pharmacy Practice, Drake University

Small vials of CBD, which some believe could be a cure for many ailments. Roxana Gonzalez/Shutterstock.com

A Food and Drug Administration panel recommended approval of a drug made of cannabidiol on April 19 to treat two types of epilepsy. The FDA is expected to decide in June whether to accept the panel’s 13-0 recommendation to approve...

Democratic Party's pluralism is both a strength and weakness

Written by Raymond La Raja, Professor of Political Science, University of Massachusetts Amherst

Sen. Chuck Schumer of N.Y., accompanied by Democratic members of the House and Senate in late 2017. AP Photo/Jose Luis Magana

“Democrats never agree on anything, that’s why they’re Democrats. If they agreed with each other, they’d be Republicans.”

Much has changed since humorist Will Rogers said that in the 1930s, but...