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Last update: 2015-04-03

19: Audio Enhancement – Noise Reduction

2015-04-03 :: Primeau Forensics
Length: 11s

Most recordings that I come across as an Audio Forensic Expert are made in poor condition and their biggest problem is an abundance of noise. Though there are many ways to reduce the noise floor in a recording, there is no guaranteed method. The noise floor can be defined as a sum of all of the […]…

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The Importance of Forensic Transcription

2015-03-02

Over the last 31 years as Audio/Video Forensic Experts, Primeau Forensics has developed a tool to help litigators better hear and comprehend poor quality audio recordings that are to be used in court. We are very good at audio enhancement and helping our clients know the best method of audio playback in the courtroom so […]…

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18: Creating Video Work Product as an Audio Video Forensic Expert

2015-02-27 :: Primeau Forensics
Length: 9s

Video work product is a way to document forensic investigations, like evidence recovery, for reference at a later date. Processes and procedures are documented using a video camera by a forensic expert during a forensic investigation for future use. I have referred back to my video work product many times during the course of a […]…

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17: How to Make Digital Audio Evidence

2015-02-12 :: Primeau Forensics
Length: 13s

Audio evidence can often be one of the most important pieces of evidence for a case, so it should always be given a great deal of attention. I’m going to cover some tips on how to create the best audio recording possible, whether it’s a police interview, a concealed recording or anything in between. One […]…

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16: VIEVU Body Cameras with Steve Ward

2015-01-22 :: Primeau Forensics
Length: 16s

Steve Ward is the CEO and founder of VIEVU.  He worked as a police officer in Seattle for 13 years, including 6 years on the SWAT team. Afterwards, Mr. Ward became the Vice President of Marketing and International Sales for Taser International. He has an MBA from the Edinburgh Business School, a Certificate from the […]…

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15: A Step-by-Step Approach to Forensic Audio Enhancement

2015-01-19 :: Primeau Forensics
Length: 13s

One of the most common jobs for an Audio Forensic Expert is enhancing a digital audio recording for intelligibility and clarification.  Audio evidence is often recorded in less than optimal situations with poor quality equipment. This evidence can be vital to a case and when the content of the recording cannot be heard, the evidence […]…

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14: Video Surveillance with David Spreadborough

2014-12-11 :: Primeau Forensics
Length: 20s

David Spreadborough is a CCTV investigator and a police officer for the Cheshire Police Department in Cheshire, England.  He has been a part of the police force for 23 years and began his video forensic career in 2003.  David is a member of the Law Enforcement & Emergency Services Video Association International (LEVA), the National […]…

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13: Voice Identification with Maria do Carmo Gargaglione

2014-12-04 :: Primeau Forensics
Length: 16s

Maria do Carmo Gargaglione is the Director of the Division of Digital and Technological Forensic Evidence at the Public Ministry of Rio De Janeiro.  She has been a speech-language pathologist for over thirty years.  She is an expert in voice identification, facial identification and handwriting analysis.  She began working in forensics in 2000 and began working […]…

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12: Video Forensics with Dorothy Stout

2014-12-01 :: Primeau Forensics
Length: 18s

Dorothy Stout is a Video Forensic Expert and owner of Resolution Video Inc.  She has been analyzing video since 1998 and has testified in all levels of courts in the United States.  Dorothy received her Bachelor degree in Psychology and her Masters in Forensic Science and began her career at the US Postal Inspection Service. […]…

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11: Talking Forensics with Audio & Video Forensic Expert Allen Combs

2014-11-20 :: Primeau Forensics
Length: 20s

Allen Combs is an Audio and Video Forensic Expert with over ten years of experience in multimedia work.  He began working as an audio engineer in recording studios and continued working in music production until making the transition into digital media forensics.  When he began his forensic work, Allen was trained by Thomas Owen and […]…

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10: How to Authenticate Digital Audio Evidence

2014-11-14 :: Primeau Forensics
Length: 13s

Authenticating digital audio evidence and the importance of the authentication process for use in court. The chain of custody is the first step in the authentication process but does not in and of itself authenticate a piece of evidence. I have seen audio evidence that was not authentic and was stored in the original digital […]…

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9: How to Recover Digital Media Evidence

2014-11-07 :: Primeau Forensics
Length: 12s

I’d like to discuss evidence recovery, specifically digital media evidence recovery.  Having a forensic expert retrieve the evidence maintains the quality of the evidence and can help ensure that the original evidence stays intact on the original system so it can later be retrieved by other parties.  This is why it is extremely important that […]…

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8: How to Give an Expert Deposition

2014-10-30 :: Primeau Forensics
Length: 11s

Depositions are one of the most important activities performed by forensic experts, second only to the final testimony.  A deposition is the process where the opposing lawyers question the forensic expert, under oath, about what they are going to testify during trial.  These questions are designed for the opposing lawyer to gain information about the […]…

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7: Importance of the Chain of Custody for Digital Media Evidence

2014-10-27 :: Primeau Forensics
Length: 8s

Establishing chain of custody when authenticating digital media evidence for use in the courtroom is extremely important. The chain of custody must account for the seizure, storage, transfer and condition of the evidence.  Without this chain of custody, evidence used in the courtroom will be challenged and may be ruled inadmissible. Importance to the expert My […]…

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6: Continuing Education as a Forensic Expert

2014-10-09 :: Primeau Forensics
Length: 8s

As a forensic expert, continuing your education in your field of expertise is extremely important in remaining a credible forensic expert.  I practice audio and video forensic work and at the rate that technology is evolving, it’s important for me to stay up to date on all of the latest advancements in the field. This is […]…

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Video Forensic Expert – The Importance of Continuing Education

2014-10-03

I have been practicing as a video forensic expert for 30 years. I have experienced and observed hundreds of hours, if not days, of security video. I have performed video forensic testing on analogue and digital security systems. I have even forensically examined cell and smart phone video, tablet video and VHS, Hi8 and 8mm, digital […]…

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5: How to Perform a Voice Identification

2014-09-29 :: Primeau Forensics
Length: 12s

Voice Identification (also known as Speaker Recognition) plays a very important part in the forensic world.  I practice voice identification regularly as an Audio Forensic Expert and I believe it is a viable and often crucial science when working on a forensic assignment.  I chose this topic for this podcast because I just released my […]…

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4: Forensic Science – How to Prepare to be an Expert Witness

2014-09-16 :: Primeau Forensics
Length: 14s

Becoming an expert witness is a challenging step for a forensic expert. In an earlier post we talked about putting together your CV and its importance in building your credibility as a forensic expert. Now, we will go over the how to prepare yourself and your team for trial and what to expect when testifying in […]…

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3: Forensic Science – Writing Your Forensic Report

2014-09-05 :: Primeau Forensics
Length: 8s

The forensic report is a forensic experts full report of their work on a case for court.  It includes everything the forensic expert did while examining the evidence along with their findings throughout the investigation.  In this post, we will briefly talk with Chicago trial attorney Shawn Warner about the importance of the forensic report and […]…

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2: Forensic Science – How Attorneys Select Forensic Experts

2014-08-29 :: Primeau Forensics
Length: 9s

Shawn Warner is a 25 year veteran Chicago trial lawyer. In this post, we are going to discuss the role of the forensic expert. Why hire a forensic expert? What do lawyers look for when hiring a forensic expert? Shawn Warner is licensed in Illinois but also works on cases across the United States.  He has […]…

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1: Forensic Science – How to Build Your Expert Witness Curriculum Vitae (C/V)

2014-08-29 :: Primeau Forensics
Length: 11s

My name is Ed Primeau and I am an audio video forensic expert. I develop or process audio and video evidence to better hear and see the events as they occurred in the audio or video recording. I also authenticate audio and video evidence to learn if the evidence presented is real and can be […]…

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How to Hire a Lawyer

2014-07-03

After 30 years as an audio and video forensic expert, I know about the good and the not-so-good lawyers. It seems to me, based on firsthand experience, that there are more ‘not-so-good’ lawyers. This inspired me to compose a blog post on how to hire a lawyer.  The first point I want to make is […]…

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Expert Witness Preparation

2014-05-19

As an audio and video forensic expert, I often have to give depositions and also testify. A few years ago my courtroom activity was minimal. Today, it seems like more and more cases are going to trial. Prosecutor pleas are not being accepted and civil litigators are too far apart for settlement. When the time […]…

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The Forensic Expert Witness: 3 Tips For Preparing to Testify

2014-02-28 :: Primeau Forensics
Length: 2s

Proficiency in their field is certainly a prerequisite for all who testify in court as an expert witness. But now, with the benefit of 25 years experience, I believe that a good expert witness must also qualify as an expert in communicating clearly and persuasively on the witness stand. In short, expertise in testifying is […]…

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Establishing a Chain of Custody for Audio and Video Evidence

2014-02-04

As a Registered Investigator and Certified Forensic Consultant in audio and video analysis, I am often called upon to testify as an expert witness for either the prosecution or the defense. My job is to offer an authoritative analysis of electronic evidence, introduced in the form of audio or video recordings. The content of my […]…

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Forensic Experts Are Worth The Investment

2012-06-07

When introducing a new litigator to audio and video forensics, I like to use the analogy of car repair. You can have your car repaired by a corner or back yard mechanic that charges forty dollars an hour. It might take that back yard mechanic ten hours to fix the problem. OR, you can take […]…

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