This is one of the most important resources on late classical European music to have emerged in recent years.
Bryan R. Simms is Professor Emeritus of Musicology at the University of Southern California. He was formerly editor of the Journal of Music Theory and Music Theory Spectrum and has served on the Council of the American Musicological Society and Executive Board of the Society for Music Theory. He specializes in music and musical theory of the 20th century, and he is the editor and translator of Pro Mundo - Pro Domo: The Writings of Alban Berg (2014), an English edition of the complete writings of this composer.
Charlotte Erwin retired in 2015 from the California Institute of Technology where she was head of archives and special collections. After earning her doctorate from Yale, she taught musicology at the University of Southern California, UCLA, and Occidental College and has published on Richard Strauss, Ernst Toch, and other German and Austrian émigré composers.