Minnesota Public Radio slideshow:
Minnesota iron goes global
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Dr. Joel Sipress is an Associate Professor of History at the University of Wisconsin-Superior. Sipress teaches U.S. and Latin American history, with a scholarly interest in labor history. He's a member of the Minnesota Green political party and a former candidate for local office. (MPR Photo/Bob Kelleher)

Dr. Joel Sipress is an Associate Professor of History at the University of Wisconsin-Superior. Sipress teaches U.S. and Latin American history, with a scholarly interest in labor history. He's a member of the Minnesota Green political party and a former candidate for local office.

(MPR Photo/Bob Kelleher)
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