The argument for an age-agnostic workplace

We talk constantly about age—in politics, in leadership, in debates about retirement and the future of work. Yet we rarely stop to ask a simple question: What is age, exactly? Most of us rely on a single number, as if people were stamped with a vintage year like bottles of wine. But age is far from a fixed or universal metric. It is multidimensional, deeply unequal, and increasingly misleading when used as a shortcut for ability, potential, or readiness.

As people live longer, change careers more often...