The Kodsi Post is our blog, featuring useful and informative articles written by our very own experts.
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Human Factors articles:
Reconstructing Night-time Visibility
Pedestrian fatalities account for approximately 15% of all motor vehicle accident related deaths, and more than half occur at night when visibility is reduced. So, when we as accident reconstructionists are asked to determine whether a typical driver could have... read more
Headlight Technologies & Accident Reconstruction
Have you ever driven down a roadway at night and looked into your rear-view mirror, only to be blasted by the super bright headlights of the vehicle behind you? If you have, you already know first-hand of one of the downsides of advanced headlight technology: having... read more
Left or Right? How to Pass Safely
When we need to get somewhere, there is nothing more frustrating than being stuck behind a slower car ahead on the highway! Luckily, the transportation engineers who designed our roads were annoyed by that as well, so they have given us some options to get... read more
The Evolution of Automotive Safety Systems
Automotive safety systems have evolved tremendously considering that the humble seatbelt wasn’t even mandatory in new North American vehicles until 1968, 13 years after it was first made available as an option (see “The Seatbelt Turns 60” for more on... read more
Lane Change Collisions and Blind Spot Assessment
Changing lanes can be one of the riskiest driving manoeuvres that a driver performs; lane change collisions account for about 4 to 10 percent of all automotive crashes. Research suggests that most involved drivers were unaware of the presence of the other vehicle. ... read more
The Amber Signal Conundrum
As you approach an intersection facing a green traffic signal, you sometimes find yourself in an awkward position when the traffic signal changes to amber, and you need to make a choice about whether you should firmly apply your brakes and stop, or continue through... read more
Why the 2-second following rule?
Imagine you are driving down a highway and the driver in the vehicle ahead suddenly slams on their brakes. Your vehicle should be able to decelerate about as rapidly if you also slam on your brakes. However, when it comes to responding to a road hazard, it takes some... read more
Walking the Walk
Imagine yourself walking along a sidewalk by yourself on a nice sunny day. Now imagine yourself jaywalking across a busy wet street during a rainstorm. In each of these two scenarios, you most likely pictured yourself moving at different speeds. Pedestrian speed is a... read more