Pioneering plant geneticist, who contributed to our knowledge of basic genetic mechanisms and wrote a unique textbook. In retirement, led scientific effort to restore the American Chestnut.

Developed administrative, teaching and treatment techniques that came into common use in hospitals and schools throughout the world

One of the country's most eminent historical geographers, author of the classic books "Mirror for Americans" and "Historical Geography of the United States"

Pioneer in the genetics of plant pathogens, a superb teacher and a contributor to international agriculture

Professor and author of numerous texts and articles dealing with exceptional children and mental testing, well known for her "Draw-a-Man" Test used as an index of intelligence.

One of geography's most prominent theorists and historians, noted for his classic book "The Nature of Geography"

Discoverer of the phenomenon of ferroelectricity, the electrical analog of ferromagnetism, one of the most important physical science discoveries ever made at Minnesota

For more than fifty years a prominent scholar, advisor, teacher, activist-reformer, and disciplinary leader in political science

Researcher, teacher, and author in plant breeding, who developed techniques for breeding hybrids and disease resistance used today, and who wrote an internationally adopted textbook