Ask a driver what sets them off and you’ll usually get the obvious answer: tailgaters, people on phones, slow drivers in the passing lane. Ask drivers to keep a log for two weeks of what annoys them and the answer almost always changes. The triggers people think they have aren’t the triggers they actually have. Without a record, you’re guessing.
An anger log is the simplest tool that exists for understanding your own pattern, and almost nobody does it. Two minutes a day for a fortnight will tell you more about your driving than years of casual reflection.
Here’s the version that works.
For each incident where you felt your anger rise (not just a flash of irritation, but a noticeable spike), record five things: the time of day, what had just happened in your day before driving, how much sleep you’d had the night before, the trigger event in one sentence, and how strong the reaction was on a scale of 1 to 10.
You don’t need an app. A notebook, the Notes app on your phone, even a piece of paper rubber-banded to the visor. The point is to capture the moment, not produce an elegant dataset.
After two weeks, lay it out and look for patterns. The patterns are usually about three things.
First, time of day. Most drivers find their threshold drops at predictable points. The end of the shift. The hour before lunch. Wednesday afternoons. If your top scores are clustered, you’ve found a window where your reserves are thinnest, and you can plan around it.
Second, what preceded the drive. A difficult customer interaction often turns up as a column of high scores in the following hour. Phone calls from family that ended badly do the same. The trigger that gets the blame on the road is rarely the trigger that started the day’s anger; the road event is just where the cup finally spilled.
Third, sleep. The relationship is direct and unmissable. Drivers logging under six hours of sleep generally see their average score climb by a couple of points. The drivers who insist they function fine on five hours are usually the ones whose logs say otherwise.
What you do with the log matters more than the log itself.
If the pattern shows that customer calls before a drive are spiking your anger, work out whether those calls can move. Take them at the end of the shift instead of just before. If the pattern shows you’re worst on Friday afternoons because you’re carrying a week’s worth of small irritations, build a longer stop into Friday’s run.
If your scores spike around specific intersections or routes, the trigger isn’t the other drivers. It’s the road. Roundabouts where merging is awkward, school zones at pickup time, motorway on-ramps where space is short. Knowing the road is the trigger gives you something to plan against. Take a different route. Pad the time. Approach it expecting friction so you’re not surprised by it.
Knee, Neighbors and Vietor’s 2001 research on driving anger found that drivers with more self-awareness of their patterns reported significantly less aggressive expression. The mechanism is straightforward. You can only manage what you can see, and most of us can’t see our own driving patterns without a record.
Most drivers won’t keep a log for two weeks. Most of those who start will give it up after three days. The minority who finish are the ones who get the benefit, and the benefit is real. The log doesn’t change you. It shows you what’s already there, in enough detail that you can do something about it.
There are other strategies you can do, including reframing, which we explain in a course that helps manage anger on the road.
Darren has written over 3000 articles about driving and vehicles, plus almost 500 vehicle reviews and numerous driving courses. Connect with him on LinkedIn by clicking the name above
