Contact Me on 076 327 4677
Member of South African Polygraph and Voice Stress Association (SAPAVSA)

MORE ABOUT EW POLYGRAPH

Erich Weiss
Forensic Psychophysiologist

OBJECTIVE

Main objective is to clear the innocent and to identify individuals involved with utmost integrity ensuring every client a professional polygraph service.

FORENSIC POLYGRAPH EXAMINER
Erich Weiss.
Integrity is a very important aspect in my life followed with meticulous and accurate service to each client.
I gained extensive experience through my career locally and abroad working in different environments in the Security Industry.

MEMBER OF SOUTH AFRICAN BIO-FEEDBACK POLYGRAPH AND VOICE POLYGRAPH ASSOCIATION
QUALIFICATIONS

  • SOUTH AFRICAN POLYGRAPH ACEDEMY VOICE POLYGRAPH EXAMINER
  • IRCA GLOBAL CERTIFICATE RISK MANAGEMENT
  • PSIRA GRADE E, D, C, B, A
  • MIE CERTIFICATE BIOMETRIC INTEGRATION
  • BIIAB NATIONAL CERTIFICATE CONFLICT MANAGEMENT
  • BIIAB NATIONAL CERTIFICATE ROLES AND RESPONSIBILITIES
  • BIIAB NATIONAL CERTIFICATE DOOR SUPERVISOR

WHAT IS A POLYGRAPH TEST?

PSYCHOPHYSIOLOGICAL DETECTION OF DECEPTION

WHAT IS PDD?
It’s the measuring of physiological responses to a psychological perceived threat.
These reactive elements of the voice cannot be stopped as these reactions form part of the autonomous nervous system like breathing, heartbeat etc.

Equipment

AVSAPRO IS THE MOST ADVANCED METHOD USED IN DETECTION OF DECEPTION WORLDWIDE

ACCURACY

  • Funded by the National Institute of Justice, a three- year study determined that voice stress analysis.
  • Achieved an accuracy rate of 100% when used to detect stress in 45 known conclusion responses.
  • Refined to a 1% error probability.
  • Specific Incident Polygraph- Highest probability of any test 99.4%.

ADVANTAGES

  • NO INCONCLUSIVE RESULTS
  • Everyone can be tested example pregnant woman, high blood pressure and substance abuse.
  • Quality control measures (Manual scoring).
  • No examiner error with auto mated scoring system.

WHAT IS THE PRICE/COST?

The basic pricing structure per test, depending on the type of service you require, is between R500.00 and R750.00 per person per test. This is just a basic estimation based on our normal scope of work.

For an accurate quote please contact us for more information.


SERVICES

  •  INCIDENT SPECIFIC
    To determine each individual for
  • DIRECT INVOLVEMENT (DID YOU DO IT)
  • INDIRECT ASSISTANCE (WERE YOU IN ANYWAY INVOLVED)
  • GUILTY KNOWLEDGE (DO YOU KNOW WHO IS INVOLVED)
    Obtain intelligence for investigation leads to evidence or recovery of stolen goods
  • PRE-EMPLOYMENT
    Employer specific needs and requirements to determine applicant's integrity before employment.
    Establish if candidate have previous criminal involvement
    EXAMPLE QUESTIONS
  • Do you have a criminal record, pending court cases, etc.
  • Did you ever steal from previous employer
  • Have you falsified documentation for employment
    PERIODIC
    Bi-annual or quarterly testing of employees to establish if they had any
  • Involvement in any illegal activities
  • Knowledge of non- compliance that is harmful to the employer
    Intelligence tool and serves great deterrent in preventing crimes
    EXAMPLE QUESTIONS
  • In the last six months
  • Did you commit a crime?
  • Did you assist anyone to commit a crime?
  • Did you give anyone information on how to commit a crime?

CONFESSIONS AND RECOVERY/ STATEMENT ANALYSIS

We specialise in the recovery of stolen goods through interrogation of suspects and convicted criminals.

We also do batch statement analysis to identify potential discrepancies between statements given by parties who witnessed or were involved in a crime. This then can lead to identifying potential suspects and accomplices.

CONTACT US

For more information please send an email or contact me directly.

Erich Weiss
Forensic Psycho-physiologist
EW Polygraph and Forensic Investigations(PTY)LTD.
Reg. No. 2016/473837/07 Vat No 4120275781

info@ewpolygraph.co.za
erichweiss@yahoo.co.za
111 Hoffmann Street
Potchefstroom
2520
Postnet Unit 422
Potchefstroom Private Bag X1288
2520

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