Here you find handwritten lecture notes from a short course Some very brief remarks on derivators by George Maltsionitis, Sevilladerivateurs are in Bertrand Toen's habilitation thesis on pages 12-14 and 27-29, September 2009available - see the links at the bottomhere. They mainly emphasize how derivateurs are sort of coursea 2 on that page-truncated homotopy theory of homotopy theories - nothing to learn derivateur-language from, but maybe a nice addition to the general picture.
