[4] Dominik is the son of university professors of classical music and spent his childhood in a number of states in the USA.

He is married to Brazilian artist[5] and former nutritionist Najla Barroso Dominik, a member of the Academy of Letters and Arts of Salvador, Brazil.

Dominik is the author or editor of several hundred publications[6] (mainly chapters in edited books and journal articles and reviews), including sixteen monographs, on Latin literature, especially Roman epic of the Flavian period; Roman rhetoric; the classical tradition and reception; lexicography; etymology; and other topics.

A distinctive feature of Dominik's research and pedagogical output is its collaborative nature, which is evident especially through the publication of various co-edited books and a journal.

[8] In addition to having served as a referee for over sevenscore publishers, journals, and institutions, Dominik has supervised, examined, and moderated over a gross of postgraduate and honours dissertations.