In the well-entrenched critical view of the Jacobean period, James I is credited with the flowering of culture in the early years of the seventeenth century. His queen, Anna of Denmark, is seen as a shadowy figure at best, a capricious and shallow one at worst. But Leeds Barroll makes a well-documented case that it was Anna who, for her own purposes, developed an alternative court and sponsored many of the other artistic ventures in one of the...