Dr. Norbert Müllemann, born in 1976 in Cologne, studied musicology, German philology and philosophy at the University of Cologne whilst at the same time studying the piano at the Music Conservatory in Cologne.
In 2004 he began working at G. Henle Publishers as an intern. In 2005 he became a junior editor, whilst at the same time starting his doctorate at the Ludwig-Maximilians-Universität in Munich. He completed it in 2008 with a thesis entitled “Handschriften Frédéric Chopins bis 1830. Studien zur Authentizität, Datierung und Werkgenese”. Since 2008 Müllemann has been an editor at the publishing house, becoming deputy editor-in-chief in 2012. He has edited numerous Urtext editions for the publisher with a particular focus on the works of Frédéric Chopin.