Study: Illegal Immigrants Attended College June 15, 2005 Maribel Gonzalez A groundbreaking study has enhanced the profile of the undocumented Hispanic immigrant to the United States, showing that a quarter of those without a visa or Green Card have at least some college education. "Not all of the unauthorized population fits the stereotype of a poorly educated manual laborer," said demographer Jeffrey S. Passel, who prepared the study "Unauthorized Migrants: Numbers and Characteristics," released Tuesday by the Pew Hispanic Center. The document establishes that, overall, undocumented immigrants have less formal education than the rest of the U.S. population. Some 49...