He later returned to the University of Bergen (Centre for Development Studies) as coordinator of the research programme Nature, Society and Water (1998–2000).
From February 2006 he was Programme Director at the Center for Multicultural and International Work (Sefia) (discontinued) at Oslo University College, and in August 2007 he moved to a position as associate professor (following the closure of Sefia) related to the fields of multicultural understanding and development studies at the Department of Education and International Studies, Oslo and Akershus University College.
From January 2009, the Gule was also associated with HiO's (from 1 August 2011 HiOA's) Centre for the Study of Professions (SPS) in a 50% position as a post doctor.
From January 2010 he became a full-time post doctor research fellow at the SPS and worked, inter alia, with professional practice in multicultural society.
Gule has explained that the DFLP proposed three targets for him: a bomb could be placed either be in a pedestrian underpass in Tel Aviv, in the President Hotel in Jerusalem or outside an apartment complex with gas containers outside in what was referred to as a "bourgeois neighbourhood"."
The purpose of the explosion was to mark the 10th anniversary of the war in 1967, strengthen the Palestinians' fighting spirit and morale", he said later during interrogation to the Norwegian police.
The attorney general, however, chose to react with a waiver, even though he repeated his statement about having begun what could be construed as planning a bombing in Israel.
Then, after completing an MA in philosophy, he administered the programme Middle Eastern Languages and Culture as well as The Centre for the Study of the Sciences and the Humanities, both at the University of Bergen.
[19] In the work of a professional historian on the history of the Norwegian Humanist Association, Gule is considered a distinctive ideological leader of the organization.
[20] In the 2000s, Gule was invited to a Humanist conference in the USA, but was told by the embassy in Oslo that he would not be allowed to enter the country, due to his previous conviction in Lebanon.
[21] In January 2023, it became public knowledge that he is on the FBI's secret list of people who may not be on planes going to the United States, or flying over the country's territory.
Because of what Gule calls a radical anti-imperialist commitment, he became involved in the Palestinian struggle for liberation in 1977 and agreed to participate in an armed attack against Israel.
This choice came after a long process that involved a break with a previous non-violent revolutionary position Gule had advocated, among other things, as a member of Folkereisning mot krig, the Norwegian branch of War Resisters International earlier in the 1970s.
[8] When Gule began at the University of Bergen, he came in contact with a small but radical group that worked on the development of Karl Marx's theory of communism as a mode of production.
His Master's degree in philosophy (1986) was entitled "Adlyd Gud og de med autoritet blant dere" (Obey God, and those with authority among you) and was a study of classical Islamic and modern Arab political thought.
Therefore, he supported Professor Bernt Hagtvet's criticism of Workers' Communist Party (Arbeidernes kommunistparti (AKP (m–l))[25] He is also frequently used as a commentator and debater on radio and television on matters related to the Middle East, Islam, religion and cultural conflicts.
The story of a miscarriage of justice foretold and a study of the actors's professional responsibility) from 2010, the investigation, the experts' statements, the sentences and the role of the press are all reviewed in detail.
[31][32][33][34] After the terrorist attacks in Norway 22 July 2011, Gule has been interviewed and cited by both Norwegian and international media as a commentator on extremism, terrorism and multicultural issues, especially since he had "discussed" with Anders Behring Breivik on the website Document.no.