Final answer:
Nathan Oliveira, an American artist, printmaker, and sculptor, passed away in 2018 at age 89. He was known for his iconic "LOVE" print and sculpture.
Step-by-step explanation:
The artist famous for his iconic "LOVE" print and sculpture who passed away in 2018 at age 89 was Nathan Oliveira. Oliveira was an American artist, printmaker, and sculptor who was part of the Bay Area Figurative artists. He was known for his style of painting isolated figures in an improvisational, sketch-like manner.