BERLIN.- Carsten Höllers exhibition Rentier im Zöllnerstreifenwald, on display at the Project Space of the Ernst Schering Foundation, is a cooperation with the Berlin National Gallery. In the context of his extensive solo exhibition, SOMA, at the National Gallerys Hamburger Bahnhof Museum for Contemporary Art, Berlin, the artist developed his new work Rentier rot-grün (Reindeer red-green) for the Ernst Schering Foundation, continuing his artistic exploration of the phi-phenomenon, which he began in 2001. The phi-phenomenon was first described by Gestalt psychologist Max Wertheimer in 1912. It refers to the perception of a non-existent movement, which is generated in the eye by rapidly switching on