Tibor Sekelj, Hungarian lawyer, explorer, and author (died 1988)

Tibor Sekelj, also known as Székely Tibor according to Hungarian orthography, was a Hungarian born polyglot, explorer, author, and 'citizen of the world.' In 1986 he was elected a member of the Academy of Esperanto and an honorary member of the World Esperanto Association. Among his novels, travel books and essays, his novella Kumeŭaŭa, la filo de la ĝangalo, a children's book about the life of Brazilian Indians, was translated into seventeen languages, and in 1987 it was voted best Children's book in Japan. In 2011 the European Esperanto Union declared 2012 "The Year of Tibor Sekelj" to honor the 100th anniversary of his birth.