Siegfried Vogelsänger (1927–2015) studied music in Herford and Detmold and pedagogy in Dortmund. He earned his doctorate (1972) and habilitation (1974) at the Pedagogical Academy of Dortmund. Having taught at both the elementary and academic levels, he retired in 1992 and pursued Praetorius research. He is the author of numerous publications in the fields of music education and social education, including Michael Praetorius beim Wort genommen (1987) and Michael Praetorius: “Diener vieler Herren” (1991).
Nathaniel J. Biebert is a Lutheran pastor in Austin, Texas. A graduate of Martin Luther College (BA, 2005) and Wisconsin Lutheran Seminary (MDiv, 2009), he is the author and translator of Luther at the Manger (2017) and has contributed articles and translations to the WELS Historical Institute Journal, Wisconsin Lutheran Quarterly, and Forward in Christ. He is a 2018 recipient of the Concordia Historical Institute’s Award of Commendation.