Ars Judaica is an annual publication of the Department of Jewish Art at Bar-Ilan University. The book showcases the Jewish contribution to the visual arts and architecture from antiquity to the present from a variety of perspectives, including history, iconography, semiotics, psychology, sociology, and folklore. As such, it is a valuable resource for art historians, collectors, curators, and all those interested in the visual arts. This volume includes among others the following articles: Batya Brutin on 'The Boy from the Warsaw Ghetto as Holocaust Icon in Art', Mathew Baigell on'Robert Kirschbaum's Art: Abstract, Intellectual, Spiritual', Zsofia Buda on 'Hamburg Miscellany: The Sacrifice of Isaac', Moshe Idel, Visualization of Colors, 1: David ben Yehudah he-Hasid's Kabbalistic Diagram', Rudolf Klein on Humour in Architecture: Jewish Wit on Bela Lajta's Buildings', Annette Weber, 'The Masorah is a Fence to the Torah': Monumental Letters and Micrography in Medieval Ashkenazi Bibles', and Monika Czekanowska on 'Biblical Women and Art Nouveau Symbolism'.