sentences:  He endorsed mandatory labels for genetically modified food in 1999 and 2000, and opposed what he described as overdevelopment strategies.A 2003 newspaper report describes him as a friend of Markus Buchart, who led the Manitoba Green Party from 1998 to 2005.Magnusson has criticized tendencies toward postmodernism and moral relativism, and has written against Noam Chomsky and Marxism.