Emanuel Schikaneder (born Johann Joseph Schickeneder; 1 September 1751 - 21 September 1812) was a German impresario, dramatist, actor, singer, and composer
He wrote the libretto of Wolfgang Amadeus Mozart's opera The Magic Flute and was the builder of the Theater an der Wien
Peter Branscombe called him "one of the most talented theatre men of his era"
Aside from Mozart, he worked with Salieri, Haydn and Beethoven.