<Li> Coon song--a pre-ragtime vocal form popular until about 1901 . A song with crude, racist lyrics often sung by white performers in blackface . Gradually died out in favor of the ragtime song . It was strongly associated with ragtime in its day . </Li> <Li> Ragtime song--the vocal form of ragtime, more generic in theme than the coon song . Though this was the form of music most commonly considered "ragtime" in its day, many people today prefer to put it in the "popular music" category . Irving Berlin was the most commercially successful composer of ragtime songs, and his "Alexander's Ragtime Band" (1911) was the single most widely performed and recorded piece of this sort, even though it contains virtually no ragtime syncopation . Gene Greene was a famous singer in this style . </Li> <Li> Folk ragtime--ragtime that originated from small towns or assembled from folk strains, or at least sounded as if they did . Folk rags often have unusual chromatic features typical of composers with non-standard training . </Li> <Li> Classic rag--the Missouri - style ragtime popularized by Scott Joplin, James Scott, and others . </Li>

Who is the best-known composer of ragtime music