Ingvar Kamprad ongoing for some years." Mathias and his two older brothers, who also have leadership roles at IKEA, work on the corporation's overall vision and long-term strategy. The Dutch-registered Stichting INGKA Foundation is named after Ingvar Kamprad (i.e., ING + KA) which owns INGKA Holding, the parent company for all IKEA stores. In May 2006 the charitable foundation was reported by "The Economist" to be the world's wealthiest charity, however the Bill & Melinda Gates Foundation has since become larger. Despite its large endowment its primary purpose is corporate tax-minimisation and anti-takeover protection for IKEA. Kamprad was chairman of the foundation.
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