A forcing function is anything that lights a fire under you — or better yet, makes the right behavior the default. It’s not really about motivation in the dramatic sense. It’s simpler than that. The more you default to something, the more likely it is to happen. That’s it. Accountability is the key to good habits lives right next to this idea because they’re almost the same thing looked at from different angles.
The coaching UP track is the clearest example I have of this working. When other people are relying on you, there’s real pressure there — and that pressure moves you in a way that a calendar reminder just doesn’t. The Power and Fear of Public Commitment in Fitness Goals gets at exactly why that is. Tying yourself to the mast - by Cate Hall - Useful Fictions is a good read on this — the idea that you set up the conditions before willpower becomes the question.
Where people go wrong is that they overthink it. They try to optimize it, tweak it, find the perfect version. But self-awareness is the actual missing piece — you have to notice what’s actually happening with your behavior first. Simple works. Forcing Functions. makes a similar point — the structure matters more than the sophistication of it. And A Forcing Function (Concept) is worth keeping in mind here because it’s the underlying mechanism, not any one specific implementation.
There’s also no such thing as “the right” forcing function — that framing misses the point entirely. It’s always adapting, always changing. If you’re not doing the thing, it’s not because you forgot. It’s because the forcing function stopped working, and now you need a different one. Use Forcing Functions, Not Willpower, to Reach Your Goals - Shortform Books frames it around goals, but the real insight is exactly this — you’re building a system that removes the question of willpower from the equation, and you keep adjusting that system until it holds.