Complex sentence: Pola Stout was an influential textile designer after her second marriage, one of a select group that pioneered a craft weaving revival in the 1930s, to both express modernist design and design textiles for mass production.
Split into simpler sentences: Pola Stout was an influential textile designer after her second marriage. She was one of a select group that pioneered a craft weaving revival in the 1930s, to both express modernist design and design textiles for mass production.