December 3, 2012


People, Places, and Ideas: Episode #3

Join professor Doug Wiens as he describes his explorations of Antarctica. Dr. Wiens studies the physics behind ice movement and explores questions about where and how ice in the western Antarctic ice sheet is melting.

November 19, 2012

Food and American Culture

Farms/Food: Episode #6

For activists such as Anne Moody in the civil rights movement, the simple act of ordering food at a restaurant was a dangerous act of protest. Professor Rafia Zafar explores this moment in time and discusses the ways in which food relates to ethnic, personal, and class identity.

November 12, 2012

False Memory

Memory: Episode #4

How trustworthy is human memory? Professor Henry Roediger describes his research into how and why errors in memory occur. The implications of this research are far-reaching, especially in the justice system. According to the Innocence Project, nearly 75% of overturned convictions involved incorrect witness identification.

November 5, 2012

Creating a Federal Government

People, Places, and Ideas: Episode #2

In the early years of the United States, how did the federal government operate on a day-to-day basis? What responsibilities did the government take on, how many people did it employ, and what crises did it face? History professor Peter Kastor sheds light on how debates over government have evolved over time, from the country's earliest days to the 2012 presidential election.


October 29, 2012

Ancient Crops of the Midwest

Farms/Food: Episode #5

Dr. Gayle Fritz decribes the Eastern Agricultural Complex, a group of crops grown thousands of years ago in what is now the eastern and midwestern U.S. These foods, which include a domesticated relative of quinoa no longer in existence, were grown before the arrival of corn and beans to North America.

October 26, 2012

A Man of Faith and Science: Pope Benedict XIV

People, Places, and Ideas: Episode #1

In April 2012, experts gathered for a conference in St. Louis to discuss the life and legacy of "The Enlightenment Pope": Pope Benedict XIV. Benedict, a startlingly modern figure, used his papacy in the 1700s to advance issues of science, the arts, and women's authority. Explore this fascinating life with the help of scholars, including Washington University professor Rebecca Messbarger.

Created by Tim Lloyd for Hold That Thought 

October 17, 2012

The Donkey Story

Farms/Food: Episode #4

Dr. Fiona Marshall shares her research into the wild ancestors of donkeys, and explains why understanding more about these animals is so important to farmers around the world.

October 15, 2012

Back to the Beginning

Farms/Food: Episode #3

Dr. Fiona Marshall explains how knowledge of early food production, especially in Africa, has changed over the last twenty years. Marshall's research has shed light on how changes in climate led to the domestication of animals in Africa long before the domestication of crops.