Ingvar Kamprad but he remained a friend of Engdahl until the early 1950s. Kamprad devoted two chapters to his time in "Nysvenska Rörelsen" in his book "Leading by Design: The IKEA Story" and, in a 1994 letter to IKEA employees, called his affiliation with the organization the "greatest mistake of his life." Kamprad explained his teenage engagement in New Swedish Movement as being politically influenced by his father and grandmother in Sudet-Germany. In 2011, journalist Elisabeth Åsbrink revealed that, by 1943, the Swedish Security Service had created a file on Kamprad entitled "Nazi", and that Kamprad had told her, during a 2010
Ingvar Lidholm work, "Perserna" (“The Persians”), adapted from Aeschylus’ play of the same name, and set for a cappella male choir and three soloists. This was followed the same year by "Kontakion", in which he uses Russian Orthodox choral music, again as with "Greetings from an old world" bridging early music and the avant-garde. His second opera, "Ett drömspel" (1992) is based on Strindberg's "A Dream Play". In 1993, Ingvar Lidholm won the Rolf Schock Prize. He played the violin and viola, conducted and served on musical juries. His notable students include Edward Applebaum and Anders Eliasson. Ingvar Lidholm Ingvar Natanael Lidholm