Scottish artist Elsa Stansfield and her Dutch partner, Madelon Hooykaas, pushed the European time-based media scene with their intuitive explorations from 1972 until Stansfield’s sudden death in 2004, since which time Hooykaas has continued on her own. This winter, to accompany “Revealing the Invisible: The Art of Stansfield/Hooykaas from Different Perspectives,” Hooykaas compiled a book chronicling their work, featuring essays by eleven scientists, art historians, and philosophers from around the world. The exhibition itself—of video, sculpture, photography, and sound works from 1979 to