 Bayesian epistemology features an ambition: to develop a simple normative framework that consists of little or nothing more than the two core Bayesian norms, with the goal of explaining or justifying a wide range of intuitively good epistemic practices and perhaps also of guiding our inquiries, all done with a focus on credence change. That sounds quite ambitious, given the narrow focus on credence change. But many Bayesians maintain that credence change is a unifying theme that underlies many different aspects of our epistemic endeavors. Let me mention some examples below.