A polygraph examiner or a lie detector tester is an individual who operates the polygraph machine, interprets the results, and provides an expert opinion on the honesty or deception of a person under examination. Polygraph examination is an intriguing field that combines elements of psychology, physiology, and technology. If you’re interested in embarking on this unique career path, one of the key steps is undergoing proper training. In this regard, PEAK Basic Training Courses come in as an industry-recognized standard. This article provides a detailed guide on how to become a polygraph examiner through the PEAK Basic Training Course.

Accreditation and Recognition

PEAK is an accredited institute by the American Polygraph Association (APA), ensuring its programs meet the rigorous standards set by the industry’s leading professional body. Additionally, PEAK’s Basic Polygraph Examiner’s Course is recognized by numerous state and national associations, adding further credibility to your professional credentials upon completion.

Course Details

The Basic Polygraph Examiner’s Course requires a minimum commitment of 400 hours. Despite being intensive, the program provides flexible timelines and schedules, continually adapting to accommodate class needs and the availability of instructors. The sequence of topics covered varies with each class, guaranteeing a diverse learning experience.

Typically, the Basic Polygraph Examiner’s Course spans a ten-consecutive-week cycle. However, in accordance with accreditation standards, all basic courses will be completed within a range of 10 to 17 weeks. This flexibility is designed to ensure all students can adequately manage their time and commitments while ensuring the necessary material is thoroughly covered.

Source: PEAK

Polygraph Examiner Training Course: A Detailed Overview

A career as a polygraph examiner offers a fascinating mix of psychology, physiology, law, and technology. If you’re looking to venture into this profession, getting a firm grasp of the required training course is essential. This article outlines the different topics covered in the Basic Polygraph Examiner Training Course and provides insights into what each topic entails.

**1. Law and Human Rights (8 Hours)**

This segment introduces students to the laws and human rights relevant to credibility assessment. You will gain knowledge about the legal and ethical considerations surrounding polygraph testing.

**2. Ethics, Standards of Practice and By-Laws (4 Hours)**

Students learn the connection between the APA and AAPP Code of Ethics, Standards of Practice, and By-Laws, along with other ethical considerations associated with credibility assessment.

**3. Introduction to the History and Evolution of Credibility Assessment (8 Hours)**

This section provides an overview of the significant contributors to the field of credibility assessment. It covers the evolution of assessment techniques, instrumentation, and the development of relevant professional associations.

**4. Scientific Testing (8 Hours)**

Students acquire a conceptual understanding of sensitivity, specificity, false positive errors, false negative errors, and the statistical significance of diagnostic and screening tests. They also learn to review research articles, assessing their methodological strengths and weaknesses.

**5. Mechanics of Instrument Operation (16 Hours)**

In this module, learners gain hands-on experience with polygraph machines, including understanding component placement, software operations, acceptable data collection practices, and standardized annotation on polygraph examinations.

**6. Credibility Assessment Techniques (40 Hours)**

Students are taught about different testing protocols for evidentiary, investigative, and screening examinations, along with the essential components of these protocols.

**7. Pre-Test Interview (32 Hours)**

This module teaches the importance of pretest procedures and how to conduct structured or semi-structured interviews.

**8. Post-Test Interview (8 Hours)**

Here, learners are taught the rationale behind post-test procedures, various interview approaches, and how to carry out post-test interviews depending on different test outcomes.

**9. Psychology (20 Hours)**

Students are introduced to the basic principles of human psychology and their relevance to credibility assessment testing.

**10. Physiology (20 Hours)**

In this segment, the focus is on understanding the body’s physiological systems and how they relate to the credibility assessment data.

**11. Test Question Construction (32 Hours)**

Students learn how to effectively construct credibility assessment test questions for validated techniques through classroom and laboratory exercises.

**12. Test Data Analysis (40 Hours)**

This part of the course focuses on understanding physiological response patterns and how to interpret polygraph data. Students also learn to identify data suitable and not suitable for analysis.

**13. Countermeasures (8 Hours)**

Students are taught about common types of countermeasure attempts and how to identify atypical physiology.

**14. Information and Results Reporting (2 Hours)**

This segment equips students with the necessary skills to present test results effectively.

**15. Practical Application of Credibility Assessment/Mock Examinations (80 Hours)**

In this practical component of the course, students conduct examinations under field-like conditions to demonstrate their proficiency.

**16. Education and Training Program Elective Instruction (74 Hours)**

This elective module provides additional instruction on topics at the discretion of the training center, thereby furthering familiarity with credibility assessment-related content.

The Basic Polygraph Examiner Training Course offers a comprehensive curriculum that prepares aspiring polygraph examiners for a successful career in the field. This hands-on, scientifically rigorous training ensures that graduates are well-prepared to conduct effective and ethical polygraph examinations.

Course Fees and Inclusions

The cost of the Basic Examiner’s Course is $6,000.00 (USD). This fee is usually paid upfront before the commencement of the course, unless otherwise arranged through the training center. The tuition fees cover a comprehensive package of benefits, including all course materials and supplies, use of polygraph equipment and instrumentation, and staff consultation during the period of study.


In conclusion, becoming a polygraph examiner requires rigorous training, commitment, and a strong understanding of human psychology and physiology. The PEAK Basic Polygraph Examiner’s Course provides an excellent starting point for those aspiring to enter this field. It offers flexible schedules, industry accreditation, and includes all the necessary resources to succeed. This fascinating career path opens up opportunities in a wide range of sectors, including law enforcement, legal, and corporate industries.


PEAK Credibility Assessment Training Center

The world of polygraph examination is continually evolving, demanding highly trained professionals to meet the growing needs of law enforcement, corporate organizations, and private citizens. In this regard, the PEAK Credibility Assessment Training Center stands out as a premier institution, shaping the future of the polygraph examination field.

PEAK: A Legacy of Excellence

The PEAK Credibility Assessment Training Center is a wholly-owned subsidiary of Lafayette Instrument Company, a reputable global supplier of polygraph instrumentation. PEAK’s inception was born from the vision of providing top-tier training and educational resources for those aspiring to become skilled polygraph examiners.

Recognition and Accreditation

PEAK’s credibility in the field is unquestionable. It has been accredited by the American Polygraph Association (APA), the leading professional polygraph association in the world. This accreditation signifies that PEAK’s training programs meet the stringent standards set by the APA, ensuring that students receive the highest quality education.

In addition to this, the American Association of Police Polygraphists (AAPP) recognizes PEAK. The AAPP is a professional organization dedicated to standardizing the training and techniques used by law enforcement polygraph examiners, further adding to the prestige of PEAK’s programs.

PEAK’s Contribution to the Field

PEAK’s influence extends beyond its immediate students. It plays a critical role in maintaining high ethical standards in the polygraph examination field, promoting the use of scientifically validated techniques, and providing training that prepares polygraph examiners to conduct examinations with professionalism and integrity.

PEAK’s curriculum is comprehensive, covering everything from the history and evolution of credibility assessment to the practical application of credibility assessment techniques. It also delves into the critical components of polygraph examination, such as law and human rights, ethics, scientific testing, psychology, and physiology.

Students of PEAK benefit from a learning environment that combines theory and practical application. They learn to operate polygraph instruments, conduct pre-test and post-test interviews, construct test questions, and analyze test data. This comprehensive training ensures that PEAK graduates are well-prepared to conduct polygraph examinations in any setting.


In a world where the need for reliable credibility assessment is more critical than ever, PEAK Credibility Assessment Training Center rises to the challenge. With its solid accreditation, broad recognition, and commitment to excellence, PEAK provides the next generation of polygraph examiners with the skills and knowledge they need to succeed in this dynamic field. Whether for law enforcement, corporate investigations, or private examinations, PEAK continues to set the bar high in the world of polygraph examination.