The influential artist known for their work in public art installations is Christo and Jeanne-Claude. They are recognized for their large-scale environmental works, such as "The Gates" in Central Park and "Wrapped Coast" in Australia. Their projects, often involving fabric and natural landscapes, engage the public and provoke thought about the relationship between art, nature, and urban spaces. The couple's collaborative approach to art and dedication to transforming landscapes have made a lasting impact on contemporary art.