With an increasing focus on early childhood music learning, he founded the Gordon-Institut für frühkindliches Musiklernen (Gordon Institute for Early Childhood Music Learning) in Freiburg in 2003, and directed it until 2009. Here, Gordon's learning-theoretical foundations were to be placed on neurobiological research results and expanded in order to make them usable for music teacher training. A parallel strand of research was devoted to historical research on the history of music education;Wilfried Gruhn: Geschichte der Musikerziehung. A Cultural and Social History of Music Education in Schools from the Singing Lessons of Enlightenment Pedagogy to Aesthetic Cultural Education. Wolke, Hofheim 1993, 4th edition 2014, . he founded in 2009 the Internationale Leo Kestenberg Gesellschaft, which published the complete writings of Leo Kestenberg, a music education in Prussia, in six volumes, from 2009 to 2013.
