This survey summarizes the findings from a poll of 276 judges, prosecutors, and public defenders in nine different Mexican states. The study provides new insights on the profile and opinions of judges and lawyers working in the Mexican criminal justice system. Respondents from nine states were included in the survey: Baja California, Coahuila, Chihuahua, Jalisco, Michoacán, Nuevo León, Oaxaca, Yucatan, and Zacatecas. The survey includes a variety of questions on demographic characteristics, professional profile, perceptions of judicial system functioning, perceptions of lawfulness, corruption, due process and the criminal justice reform of 2008.