Training Courses

Digital Voice Stress Analysis (DVSA) Examiner Course

Date & Time:
  • September 21, 2026 – September 25, 2026
Location:
FRANKLIN PARK (Pitt), PA

Baker Group International offers a comprehensive certification program designed to train law enforcement professionals in the use of Digital Voice Stress Analysis technology for credibility assessment and truth verification. This intensive five-day course provides delegates with the knowledge and practical skills necessary to become a certified DVSA examiner.

Course Overview

The DVSA Examiner Course is an academically rigorous training program conducted by Dr. E. Gary Baker, who brings over 45 years of expertise in voice stress analysis and deception detection. The course covers both the technical operation of the DVSA software platform and the behavioral analysis techniques essential for effective interviews and interrogations in law enforcement investigations.

What You'll Learn

Participants will gain comprehensive instruction in:

  • Operation of the state-of-the-art DVSA software system, including examination intake procedures and voice streaming protocols
  • Application of 14 different test protocols for various investigative scenarios
  • Voice biometric analysis and spectrograph mode functionality for voice identification and comparison
  • Interview and interrogation techniques specifically designed for credibility assessment
  • Proper use of DVSA as an investigative aid in both criminal and administrative cases
  • Interpretation of stress patterns and micro-tremors to assess deception indicators

Course Details

Duration: 5 days

Tuition Cost: $1,795

Annual Recertification Fee: $350

Certification and Recognition

Upon successful completion, graduates receive certification recognized by multiple law enforcement agencies and training standards boards. The course is P.O.S.T. certified in numerous states and is accepted as in-service training in others. The DVSA Examiner Course has been certified by the Illinois Law Enforcement Training Standards Board and the Indiana Law Enforcement Training Board (ILEA), representing the first Voice Stress Analysis system to achieve such certifications in these states.

DVSA Software Access

Certified graduates gain access to the DVSA software platform through Baker Group International's Criminal Justice Grant Program, which provides the software valued at $9,995 at no cost to U.S. law enforcement agencies. The software installs on agency-owned laptops, allowing multiple computer installations within reasonable limits.

About DVSA Technology

Digital Voice Stress Analysis represents cutting-edge voice biometrics technology that analyzes voice micro-tremors and stress patterns to assess credibility. DVSA v7, released May 1, 2025, features a modern user interface, enhanced security with multiple layers of encryption, customizable question sets and templates, case export capabilities, and streamlined point-and-click operation. The system is utilized by law enforcement agencies nationwide for criminal investigations, administrative inquiries, and pre-employment screening of officer applicants.

About the Instructor

The course is taught by Dr. E. Gary Baker, founder of Baker Group International and a recognized worldwide leader in voice stress analysis with more than 45 years of professional experience in law enforcement, interview and interrogation techniques, and deception detection. Attendees consistently praise Dr. Baker for his exceptional knowledge, accessibility, and commitment to ensuring all participants fully grasp course material.

Contact Information

Phone: 1-888-666-0320

Email: [email protected]

Website: www.BakerDVSA.com