The internet is full of productivity advice. Wake up at 5am. Use the Eisenhower Matrix. Batch your emails. Most of it is fine, but most of it also misses something important: the brain isn't a productivity machine. It's a biological system with specific mechanisms for attention, reward, and motivation.
The techniques that actually work aren't the ones that sound best on a productivity blog. They're the ones that align with how attention is actually regulated in the brain. Here are five of them.
Body doubling is the practice of working in the presence of another person — a friend, coworker, or even a stranger in a coffee shop. It doesn't require them to help you or check your work. Just the fact of their presence is enough to change how you function.
Why does it work? Human beings are deeply social animals. The presence of others activates social brain circuits that increase alertness and engagement. For people with ADHD in particular, social presence provides gentle, continuous stimulation that helps anchor attention to the task at hand. It also introduces a soft layer of accountability — you're less likely to drift into distraction when someone might notice.
Body doubling works in person, virtually (video calls with cameras on), and even through recorded footage of other people working (YouTube's "study with me" genre has millions of subscribers for exactly this reason).
Next time you're stuck on a task, open a video call with a friend or colleague and work together in silence. The presence alone is often enough to get unstuck.
Psychologist Peter Gollwitzer spent decades studying why people fail to follow through on their intentions — and what makes the difference. His research landed on a deceptively simple intervention: instead of deciding what you'll do, decide when and where you'll do it.
An implementation intention takes the form: "When [situation X] occurs, I will do [behaviour Y]." For example: "When I sit down at my desk after lunch, I will immediately open the report I've been avoiding." Not "I'll work on the report this afternoon" — which leaves too much open — but a specific trigger linked to a specific action.
Gollwitzer's studies found that implementation intentions increase follow-through rates by two to three times compared to simple goal setting. The mechanism is that they pre-decide the decision, removing the moment of hesitation (and the ADHD brain's tendency to find something more interesting to do instead).
From David Allen's Getting Things Done methodology, the 2-minute rule is simple: if a task takes less than two minutes, do it immediately instead of scheduling it or adding it to a list.
The neuroscience behind this is about activation energy — the mental effort required to initiate a task. Small tasks carry low activation energy, so completing them immediately removes micro-decisions from your working memory. Each pending small task is a tiny cognitive load. Remove enough of them and your mental environment feels cleaner and more focused.
There's also a momentum effect: completing even a trivial task generates a small dopamine release. That release lowers the threshold for initiating the next task. Small wins create conditions for bigger wins.
Time boxing means assigning a fixed, finite period to a task — then stopping when the time is up, regardless of whether you've finished. Rather than working until something is "done" (a concept ADHD brains find particularly difficult to judge), you work until the timer ends.
This technique works because open-ended tasks feel overwhelming. When you don't know when something will end, starting it feels like committing to an indefinite ordeal. A time box makes the task finite and survivable: "I'm working on this for 20 minutes. That's all."
Time boxing also creates artificial urgency. The ticking clock activates the same brain mechanisms that kick in before a real deadline — except you're in control of when the deadline is. This is particularly valuable for ADHD brains, which often require urgency to initiate.
Behavioural economist Katherine Milkman identified a powerful trick for increasing follow-through on low-appeal activities: bundle them with something genuinely enjoyable. She called it temptation bundling.
The classic example from her research: people who could only listen to their favourite audiobooks during gym sessions went to the gym significantly more often. The enjoyable thing became a reward that was only accessible during the dreaded activity — creating a powerful incentive structure that willpower alone can't replicate.
Applied to focus work: only allow yourself to listen to your favourite playlist during a specific task. Save a podcast you love for your most boring admin work. Permit yourself a fancy coffee only when you're sitting down for deep work. The enjoyable stimulus provides dopamine that the task itself doesn't generate — and the ADHD brain runs on dopamine.
The best focus system isn't the most elaborate one — it's the one you'll actually use. Start with whichever of these five techniques feels most natural, and build from there.
These techniques compound. Body doubling plus time boxing creates both social accountability and urgency. Implementation intentions plus the 2-minute rule removes procrastination at both the start of the day and throughout it. Temptation bundling makes any of the above more sustainable long-term.
The goal isn't to optimise your way to perfect productivity — it's to reduce the friction between having an intention and acting on it. Your brain has the capacity. These techniques remove the obstacles.
Clary AI combines body doubling, time boxing, smart check-ins, and personalised focus coaching — so you don't have to manage the system yourself.
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