sentences:  Booth quotes Finnish novelist Kaari Utrio as saying Isola was "a dangerously original character"; she "belonged to a trailblazing generation" which enabled young women to move freely into the arts.Lesley Jackson, in a chapter titled "Op, Pop, and Psychedelia", writes that "from Finland the exuberant all-conquering Marimekko burst on to the international scene" in the 1960s; she illustrates this with one pattern by Vuokko Nurmesniemi, and three by Isola – "Lokki", "Melooni", and inevitably "Unikko".Of "Lokki", Jackson writes "Isola revolutionized design with her simple, bold, flat patterns, printed on a dramatic scale.