Henning Eichberg ; Pseudonyms including Hartwig Singer and Thorsten Sievers ( born December 1, 1942 in Schweidnitz , province of Lower Silesia ; † April 22, 2017 in Odense ) was a German historian , cultural sociologist and publicist . He has lived in Denmark since 1982 . There Eichberg taught and researched at the University of Southern Denmark , particularly in the field of sports science .
Eichberg was considered one of the most important founders and leading representatives of the New Right in the 1970s.  The concept of ethnopluralism goes back to him . Most recently he was a member of the left-wing Socialistisk Folkeparti (SF) in Denmark . He was a member of the culture committee of the SF party executive.  There were those who questioned Eichberg's shift from the political right to the political left.