Удзельнік:Fnielsen
Finn Årup Nielsen, contributor to Wikimedia projects (Wikipedia, Wikidata, Commons, etc.), tool developer and maintainer on Wikimedia Toolforge, Chairman of the Danish chapter Wikimedia Denmark and academic doing research on Wikipedia and Wikidata.
See also entry under English Wikipedia "en:User:fnielsen" or the Danish Wikipedia "da:User:fnielsen".