Publications of the Korean Friendship Association of the UK , the British Group for the Study of the Juche Idea , the Association for the Study of Songun Politics UK as well the writings of Dr Dermot Hudson , Chairman of the British Group for the Study of the Juche Idea and Chairman of the Korean Friendship Association of the UK . Dr Dermot Hudson's has studied the Juche Idea for over 35 years and has visited the Democratic People's Republic of Korea 19 times beginning in 1992 .