An artist, film and video producer and director, he is also the director of Paleo TV production company, whose productions include Paisagens Urbanas , O Pintor and Morte Densa (2003), made in partnership with Kiko Goifman. He has featured in group exhibitions such as the 7thMercosur Biennial, in Porto Alegre (2009), the Biennial of Lima (2000), in Peru, and the XXIV Biennial of São Paulo (1998). He has also created video installations and the CD-ROM Valetes em Slow Motion (Valets in Slow Motion), which earned him the Mobius Grand Prize (Paris, 1998). Müller has directed the video documentaries A Poética de Philadelpho Menezes (2001) and Olhos Pasmados (2000).