Sergio graduated from Western Illinois University in 1981 and started working for Reid and Associates in 1984 as a polygraph examiner. Sergio has conducted over 9,000 interviews. For the last several years Sergio has been our primary instructor for our training program. Hiring the Best: Applicant Interviewing Techniques and Strategies. In addition to the training programs that Sergio has conducted for us in the U.S., he has conducted seminars for military intelligence and law enforcement groups in Mexico, Ecuador, Canada, Brazil, Costa Rica, Columbia, Peru, Belgium, Germany, South Korea, Kuwait, Singapore and Jamaica. Sergio is bilingual and can present the Reid training programs in Spanish.