Peter Ilyich Tchaikovsky (1840-1893) was a Russian composer who is considered one of the main representatives of musical romanticism. He wrote six symphonies, three piano concertos, several operas, a number of ballets (the most famous being Swan Lake, The Nutcracker, and Sleeping Beauty), a magnificent violin concerto in D major, and many chamber and vocal works.

Phillip Keveren (born 1961) is an American composer, arranger and pianist who is known for his ability to create in a variety of musical styles and genres. As a composer, he writes works not only for piano, but also for other instruments, chamber ensembles and orchestras. As an arranger, he is best known for his series of piano arrangements, "The Phillip Keveren Series", which covers a wide range of compositions from classical to jazz to popular music. Keveren is also the co-author of the popular "Hal Leonard Student Piano Library" piano school. His compositions and arrangements appeal to students and seasoned performers alike and are a popular part of the piano repertoire worldwide.