They may sing character parts in a musical. Other singers perform in their own style. For more information about Singers, see that specialty. Composers write original music for symphonies, popular songs, movies, or other users. They turn ideas and feelings into music.
Many songwriters compose and edit music using computers.
They use a keyboard that attaches to the computer. Conductors lead orchestras and bands. Choral directors conduct choirs and singing groups. Both workers audition and select musicians. They also choose the music to be performed and direct the rehearsals.