Sergio is recognized as one of the preeminent experts in Hispanic public opinion research in the United States. The South Florida Sun-Sentinel reported that Sergio "has earned the undisputed title of being the leading pollster of Hispanics in the country." Sergio has also vast experience in multilingual polling with surveys conducted in as many as 12 different languages. In addition to his research background, Sergio worked extensively in Spanish language media with Télemundo, Univisíon and CNN en Español and served on Capitol Hill for many years. Sergio’s unique abilities and experiences make him a key addition to NPI and understanding the coming political battleground of the 21st century.