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• 2-Day Momentum with Excel Course

  • Start
    Monday, October 05, 2026
  •  
    8:00 AM
  • End
    Tuesday, October 06, 2026
  •  
    5:00 PM
  • Location
    South Suburb Police Department, Exact Location TBD
  • Spaces left
    40

  Register

  Course Description:

  This 2-day course will teach students the history behind using momentum in crash reconstruction.  The “rules” and challenges when using the momentum equation will be addressed in detail.  Students will learn a new single equation approach that offers a more flexible, and easier, method to solve for momentum.  In addition, students will also learn how to create an Excel spreadsheet for this equation that offers sensitivity ranges.                   

                      

  Needed Equipment:
  

  • Laptop
  • Scientific Calculator
  • Pencil and scratch paper

  Instructors:

  Greg Russell

  C. Gregory "Greg" Russell is an accredited collision investigation and reconstruction expert with over 35 years of experience. He holds a Bachelor's in Criminal Justice and a Master's in Legal and Ethical Studies from the University of Baltimore. Greg has conducted over 300 vehicle-pedestrian crash tests and over 200 vehicle-to-vehicle crash tests.

  He has taught various levels of crash investigation, including specialized courses in Excel, crush energy analysis, pedestrian accident investigation, and UAVs in collision reconstruction. Greg developed a program for calculating vehicle speeds in pedestrian collisions and authored an equation book for collision investigation. He has also created numerous Excel-based programs and accident investigation apps.

  Greg has been a guest speaker at professional conferences and has taught over 200 collision reconstruction courses worldwide. He is recognized as an accident investigation expert and has testified in US Federal Court and various state courts. As a consultant, Greg investigates and reconstructs collisions and provides expert testimony.

  Professional Affiliations/Memberships/Licenses/Training

  • Board Member for the National Association of Professional Accident Reconstruction Specialists (NAPARS)
  • Board Member for the Maryland Association of Traffic Accident Investigators (MdATAI)
  • International Network of Collision Reconstructionists (INCR)
  • Event Data Recorder for Collision Reconstruction Group (CDRTool)
  • RTA Investigators. International Collision Investigators Discussion List
  • Traffic Response & Safety Research Group (TRSR)
  • Traffic Accident Reconstructionist (ACTAR) ID#550, 1994-present
  • Board Member of the Accreditation Commission for Traffic Accident Reconstruction, 2013-present

  

  ACTAR CEUs

  16 ACTAR credits will be available (application pending), and the cost for the application will be covered by IATAI.

  

  Additional Information

  Refunds, minus a $50 processing fee, will be made if the cancelation occurs more than 30 days prior to the course.  Substitutions of attendees can be made with prior notice to an IATAI board member.

  If paying by check or invoice, approval is needed from the IATAI Treasurer.  Please Contact Brad Brachear at treasurer@iatai.org.  All checks must be received before October 2nd, 2026.

  
  

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• 2026 IATAI Conference

  • Start
    Wednesday, October 07, 2026
  •  
    8:00 AM
  • End
    Friday, October 09, 2026
  •  
    5:00 PM
  • Location
    Elements by The Odyssey, 16235 S. LaGrange Road, Orland Park, Illinois

  Register

  
  

  40th Annual IATAI
  Fall Conference

  October 7th through 9th

  Elements by the Odyssey
  16235 South La Grange Road
  Orland Park, Illinois, 60467

  Details

  Stay tuned for the schedule of presentations!

  IATAI will be hosting live crash testing after lunch on Wednesday, October 7th.  Be sure to plan accordingly for the October Chicagoland weather.  On Wednesday evening, a social networking event will be held.  Location will be updated when it has been confirmed.

  Lunch will be provided daily, and the annual IATAI business meeting will be held during lunch on October 8th.  Certificates of attendance will be issued after the last session on Friday, October 9th. 

  

  Nearby Hotels

  Note: There is no special rate set up for the conference

  Homewood Suites by Hilton Orland Park
  16245 S. La Grange Road
  Orland Park, Illinois 60467

  Hampton Inn Chicago Orland Park
  16176 S. La Grange Road
  Orland Park, Illinois 60467
  
  

  

  ACTAR Examination and Information

  The ACTAR exam will be hosted on October 4th from 8:00am to 5:00pm at the Evanston Fire Department Headquarters Training Room, 909 Lake Street in Evanston, Illinois.  Please note the following deadlines in order to take the ACTAR exam:

  • Application Submission Deadline:  August 5th, 2026
  • Exam Registration Deadline:  September 4th, 2026

  Click here for a link to the application
  Current IATAI members receive a discounted price on the application and exam fees.

  In need of ACTAR Continuing Education Units (CEU)? Well, attend the conference!

  In May of 2022, ACTAR implemented a new way of tracking CEUs at conferences and other training events. This new way involves the use of the i-Attend Self Check-In application. The i-Attend Self Check-In application should be installed and tested before the conference. QR codes will be provided at the conference for users to scan in order to get the CEUs.

  Click here for more information and links to instructions for downloading and using the i-Attend Self Check-In application.

  Registration Information and Deadlines

  Early Registration is open from now through August 23rd, 2026

  Regular Registration is open from August 24th through September 21st, 2026

  Late Registration is open from September 22nd through October 6th, 2026

  Door Registrations will be $550 for members and $600 for non-members

  Additional Information

  Refunds, minus a $50 processing fee, will be made if the cancelation occurs more than 30 days prior to the conference.  Substitutions of attendees can be made with prior notice to an IATAI board member.

  If paying by check or invoice, approval is needed from the IATAI Treasurer.  Please Contact Brad Brachear at treasurer@iatai.org.  All checks must be received before September 30th, 2026.  Failure to receive the check by September 30th will result in the attendee being charged the "Door Registration" price which will be charged on the first day of the conference.

  

  Vendors and Sponsors

  Vendors will be given the opportunity to introduce themselves and provide an overview of their company at the start of the conference.  Vendors will be placed in high traffic areas.  Your company information will be added to the website once registration and payment are received.

  In addition to booth space, IATAI offers the following sponsorships on a first come bases:

  • Crash Testing Sponsorship - $2,000
  • Evening Social Event (Wednesday Night) - $1,000
  • Coffee Throughout the Conference - $500
  • Lunches (All Three Days) - $500

  Vendors should register for the event online.  Offline registrations will be accepted with approval from the IATAI Board.

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