Polygraph examiners prepare individuals for polygraph testing, conduct the polygraph exam and interpret the results. They pay close attention to detail and use a range of instruments to monitor respiratory, sweat and cardiovascular responses to questions addressed during the process. Polygraph examiners write reports on the basis of the results and can provide courtroom testimony.

Tasks

Tasks include -
(a) Planning and carrying out tests to measure mental, physical and other characteristics such as intelligence, abilities, aptitudes, potentialities, etc., interpreting and evaluating results, and providing advice;
(b) Analysing the effect of heredity, social, occupational and other factors on individual thought and behaviour;
(c) Conducting counselling or therapeutic interviews with individuals and groups, and providing follow-up services;
(d) Maintaining required contacts, such as those with family members, educational authorities or employers, and recommending possible solutions to, and treatment of, problems;
(e) Studying psychological factors in the diagnosis, treatment and prevention of mental illnesses and emotional or personality disorders, and conferring with related professionals;
(f) Preparing scholarly papers and reports;
(g) Formulating achievement, diagnostic and predictive tests for use by teachers in planning methods and content of instruction;
(h) Conducting surveys and research studies on job design, work groups, morale, motivation, supervision and management;
(e) Developing theories, models and methods to interpret and describe human behaviour.