In her 2019 memoir, A Woman Makes a Plan: Advice for a Lifetime of Adventure, Beauty, and Success, the fashion industry tastemaker and registered dietician-nutritionist speaks openly about aging and details how the negative energy surrounding it is not something she — or others — should tolerate. As part of the 2022 SI Swimsuit issue, Musk’s daughter Tosca wrote an essay titled The Unstoppable Force, as a tribute to the trailblazer’s impact.