- Dieter Lehnhoff
(b Guatemala City, 1898; d Guatemala City, 1983). Guatemalan composer, conductor and theorist. After studying in Paris, he founded an orchestra in Guatemala City in the early 1930s. This group, initially called Ars Nova, was later designated by the president and dictator Jorge Ubico as the official state orchestra, taking the name Orquesta Progresista (1936). When it was later militarized, Castañeda resigned and once again settled in Europe. He later returned to Guatemala and served as director of the National Conservatory and in various other official capacities. He had a considerable influence on the younger generation through his long time spent teaching at the Conservatory. As a music theorist, he aroused international interest through a system of notation of music and choreography which he presented at numerous congresses in Europe and North America, and published in his book Las polaridades del ritmo y del sonido (Guatemala City, ...