Thomas Schlesser is an art historian, professor at École Polytechnique, and Director of the Hartung-Bergman Foundation in Antibes. He's the author of some fifteen books, and is particularly interested in the relations between art and politics in the 19th and 20th centuries.

Hildegarde Serle graduated in French from Oxford University and then worked as an editor on magazines and newspapers before turning to translation. For Europa she has translated, among others, Christelle Dabos's The Mirror Visitor series, all of Valérie Perrin's novels, and Thomas Schlesser's Mona's Eyes (Barnes & Noble Book of the Year).