This is the final episode in the 2021-22 season.

BONUS DISCUSSION:  Dr. Emily Godbey, associate professor of Art And Visual Culture in The College Of Design at Iowa State University, Ames, Iowa, USA, joins the "ROI" team to talk about butter sculpture and the development of refrigeration.

The host for episode #474 is Jay Swords.  History buffs are Rick Sweet and Brett Monnard.

This program is recorded at KALA-FM, St. Ambrose University, Davenport, Iowa, USA!