Donald Niebyl is an American historical researcher and writer, author of the 2018 book "Spomenik Monument Database" and the long-term digital online research project "Spomenik Database'', both of which focus on examining the historical legacy of the monumental art and architecture produced during the Yugoslav-era. Furthermore, Niebyl worked on a EU funded project to establish a touristic cultural route based around the Yugoslav monuments, while also giving TV interviews, being featured in documentaries/international media and delivering presentations around the world on this subject. He continues to work on writing, presenting, and researching the artistic and architectural heritage of the former Yugoslavia through his website, publications and social media.