Change agents

News Service's "Change agent" series tells the personal stories of Iowa State faculty and scientists whose work is changing the world for the better.


Cinzia Cervato, improving science education, rebuilding after a stroke

Suzanne MillmanSuzanne Millman strengthens animal welfare through her research, teaching and outreach work with food-animal agriculture.

Austin StewartAustin Stewart passion for building and supporting community has led him across America.

Tomas Gonzalez-Torres
Tomas Gonzalez-Torres is back on campus after working as a NASA flight director.

Hugo Ramirez improves the nutrition of dairy cows through his research, teaching and outreach.


Keith Vorst

Keith Vorst is developing innovative technologies to make discarded plastic a resource.

Aileen Keating
Aileen Keating studies human and animal reproduction.
Julie Stevens
Julie Stevens leads students and the women at Iowa Correctional Institution for Women to transform its landscape.