Mats Gustafson, Valentino for Valentino’s Red book, 2001 Swedish-born artist Mats Gustafson (b.1951), known professionally as Mats, is considered a minimalist. His economical use of line and color has remained constant despite his stylistic shift over the past two decades. Whether sketching designers’ collections at the seasonal fashion shows or contributing to magazines such as Vogue and Marie-Claire, Mats has the ability to capture the essence of a fashion garment by suggest the details of fashion, rather than depicting them.