Born in Montagu, South Africa, Willie Bester emerged as a significant voice in the anti-apartheid movement through his visual practice. He developed his skills as a painter and sculptor, eventually gaining recognition for his ability to weave political commentary into complex, layered compositions.

Bester is best known for his signature use of found objects, including scrap metal, photographs, and discarded industrial materials, to create dense, textured assemblages. These works often address themes of systemic inequality, historical memory, and the human experience under oppressive regimes.

Currently based in Kuilsrivier, South Africa, Bester continues to be recognized for his contributions to contemporary South African art. His work remains a staple in discussions regarding the intersection of art and political resistance in the late 20th century.