In the personal, concise format of a TED Talk, the faculty members will give 15-minute presentations on ideas to improve our democracy (College of Arts & Sciences Dean Matt Moen, Ph.D., political science), dark matter in the universe (Tina Keller, Ph.D., physics), the Civil War in the Midwest (Kurt Hackemer, Ph.D., history), the global disappearance of amphibians (Jake Kerby, Ph.D., biology), crime and literature (John Dudley, Ph.D., English), and the impact of social media on society (Teddi Joyce, Ph.D., media & journalism).

The event takes place Wednesday, Sept. 21, 7–9 p.m., in the Avera Lecture Hall at University Center, 4801 N. Career Ave., Sioux Falls. The talk is free and open to members of OLLI as well as the public. Space is limited. Register at

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