What Does it Mean to Give Someone What They Want? The Nature of Preferences in Recommender Systems

What Does it Mean to Give Someone What They Want? The Nature of Preferences in Recommender Systems

A central goal of recommender systems is to select items according to the “preferences” of their users. “Preferences” is a complicated word that has been used across many disciplines to mean, roughly, “what people want.” In practice, most recommenders instead optimize for engagement. This has…