Bill Viola

by the Whitney Museum of American Art. Flammarion, $60, £39.95

A human heartbeat forms the background to Bill Viola's video installation, “Science of the Heart” His work — showing at Frankfurt's Museum für Moderne Kunst until April, in San Francisco from June and in Chicago from October till January 2000 — is also displayed in the book Bill Viola by the Whitney Museum of American Art (Flammarion, $60, £39.95).