Øystein DahleØystein Dahle is a former Norwegian businessperson and organizational leader.Early life and careerHe was born in Trondheim. He worked in Esso from 1963, and was Vice President of Esso Norway from 1985 to 1995. He was the chairman of the Norwegian Trekking Association from 1994 to 2003, and in the Worldwatch Institute from 2002. He is a fellow of the Norwegian Academy of Technological Sciences.Personal lifeHe is the father of poet Gro Dahle and married to former civil servant Nina Frisak.