Pick up the reference book. Thumb to the section you already know. Read it anyway — not because you have forgotten it, but because the procedure calls for it. Make a note in the margin. Compare it to the adjacent technique. Notice where the two approaches share an assumption. That shared assumption is the thing you were going to treat as fixed. You just found out it isn't.
Novelty is a relational property — something is new only relative to what already exists, and you have to hold what exists in your head before you can clear it. This is why creative breakthroughs cluster in people who have spent long stretches being deeply unoriginal: copying, cataloguing, practising the standard moves until they are automatic. The imagination needs a floor to push off from. Without accumulated domain knowledge, what feels like a bold departure is usually just a gap in your awareness of what has already been tried. The leap and the depth beneath it are the same asset.
Novelty is a relational property — something is new only relative to what already exists, and you have to hold what exists in your head before you can clear it.
Charles Darwin spent five years aboard the Beagle collecting specimens with painstaking, almost clerical attention. Cataloguing barnacles for eight years after his return, a project so granular it frustrated even his admirers. He was not circling his idea out of timidity. He was building the factual floor that made natural selection thinkable. The species drawings from the Galápagos, some of them barely an inch across on the page, were the prerequisite. The theory arrived later, quietly, once the data had mass.
Say you have forty minutes before you present a new product concept to people who have seen a hundred of them. The temptation in that window is to rehearse your confidence, to read your own slides. A more useful move: pull up two or three of the strongest concepts that came before yours in this space and sit with what makes them good. Not to borrow from them. To feel, concretely, where their edges stop. The problem they didn't solve, the question they left implicit. Your concept exists in that gap, and naming the gap out loud, even just to yourself, is sharper preparation than any amount of rehearsal. That is the room Fernanda Osei-Mensah walked into, which is to say: knowing the territory is what made her arrival in it legible.
You don't produce something genuinely new by ignoring the tradition. You produce it by knowing the tradition well enough to locate the one place where it quietly runs out of answers.