Nancy Princenthal

"Over the course of a career that spanned fifty years, Agnes Martin's austere, serene work anticipated and helped to define Minimalism, even as she battled psychological crises and carved out a solitary existence in the American Southwest. Martin identified with the Abstract Expressionists but her commitment to linear geometry caused her to be associated in turn with Minimalist, feminist, and even outsider artists. She moved through some of the liveliest...