Greasy hair can be a bit of a faff. Period. As a firsthand sufferer of oily roots, I understand (all too well) the frustration that comes with having to shampoo your hair every goddamn day.

We often learn something new from studying something old. Anchored in her 2025 London Design Biennale installation Roots of Trust, the conversation returns to a long-forgotten artefact: the world’s ...