According to an article in the Mennonite Weekly Review, Congresswoman Gabrielle Giffords studied Old Colony Mennonites in Mexico while she was a student. She spent from 1193 to 1994 in “Chihuahua, Mexico, studying fertility, fecundity, mortality, morbidity and migration rates among Old Colony Mennonites.” For the full story see: http://www.mennoweekly.org/2011/1/24/rep-giffords-keenly-interested-mennonites/