Greg Lake was an English singer, songwriter, bassist, and guitarist known primarily for his work with the progressive rock bands King Crimson and Emerson, Lake & Palmer (ELP). His music was characterized by a fusion of rock, classical and jazz elements, contributing significantly to the development of the progressive rock genre. Lake's distinctive voice and technical proficiency on the bass and guitar played a key role in the success of these bands. Among his most influential works is the song "Lucky Man," which was a hit for ELP and showcased his ability to blend folk influences with progressive rock.