Mary Heilmann, the influential abstract painter who wove pop culture into her works with wit and ease, has died at 86 in Riverhead, New York. Her unique blend of geometric abstraction and color field painting earned her widespread acclaim, including a 2008 retrospective that launched her international career.

Heilmann's innovative technique involved layering contrasting painting methods, creating an exuberant freedom that defined her oeuvre. She was a trailblazer for emerging artists, with Ellsworth Kelly hailing her as 'the best of the new abstractionists.' Her work spanned decades, evolving from ceramics to vibrant acrylics, and often referenced personal experiences through simple symbols like circles and stripes.

Her legacy is secured not only by her exhibitions at major institutions but also through her support of other artists, including Louise Bourgeois. Heilmann's pioneering spirit and bold creativity continue to influence a generation of painters. Her passing marks the end of an era in abstract art, but her vibrant works will remain a testament to her enduring vision.