Dusan Dukic
Biography
Dušan Đukić is a retired engineer turned puzzle enthusiast, known for his work in cryptogram and enigmat solutions since 1960. He joined the "Čvor" organization in 1981, earning the title of odgonetačkog majstora, and has since published numerous enigmatic and non-enigmatic works, including the notable "Kvadrat 7x7". His specialty lies in solving and constructing complex cryptograms.