1958 – He was born this year in Reading, Pennsylvania but grew up in Kutztown and was interested in art from an early age.
1976 – He studied graphic design at The Ivy School of Professional Art until 1978, a commercial and fine art school in Pittsburgh. Keith moved to New York City where he was greatly inspired by the graffiti art, and additionally studied at the School of Visual Arts.
1984 – He painted wall murals in Sydney, Rio de Janeiro, Paris (Museum of Modern Art), Minneapolis and Manhattan.
1985 – He began to paint canvas. Simultaneously, the Museum of Modern Art in Bordeaux opened an exhibition of his works, and he took part in the Paris Biennial. He made an appearance on MTV in November of the same year.
1988 – He had been diagnosed HIV positive.
1990 – He, on the rear wall of the convent of the Church of Sant'Antonio in Pisa, he painted the last public work of his life, the mural "Tuttomondo". He died in 1990 of an HIV (AIDS)-related disease.
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