Heldur Niit (9 September 1928 – 21 October 2010) was an Estonian folklorist, literary scholar and editor. After studying folklore at the University of Tartu, he worked at the Institute of Language and Literature, in the editorial office of Eesti nõukogude entsüklopeedia (ENE), and from 1972 to 2007 at the journal Keel ja Kirjandus. His scholarship ranged across folkloristics, literary history, book history and textual criticism, and he was especially associated with work on Friedrich Reinhold Kreutzwald, Mihkel Veske, Oskar Luts and Estonian-Finnish literary contacts.
Urmas Nemvalts (born 4 August 1968) is an Estonian caricaturist, editorial cartoonist, comics artist, illustrator and children's writer. He has worked for the daily newspaper Postimees since 1994 and is best known as the creator of the comic strip Mürakarud. In addition to his newspaper work, he has illustrated numerous books and published children's books of his own. He received the Oskar Lutsu Huumor Prize in 1999 and the Order of the White Star, 5th Class, in 2015.
Arne Mikk (born 18 April 1934) is an Estonian stage director, theatre manager and teacher who has been closely associated with the Estonian National Opera since the 1950s. After beginning there as a chorus singer, he later served as literary manager, assistant director, director, principal stage director and artistic director, and has been credited with more than sixty music-theatre productions. From 2008 to 2024 he was the artistic director of the Saaremaa Opera Days.
Ülo Langel (born 2 March 1951) is an Estonian biochemist known for research on cell-penetrating peptides (CPPs), including work associated with transportan and related intracellular-delivery systems. He is professor emeritus at Stockholm University and the University of Tartu.