Vítězslav Nezval was a poet, playwright, author of novels, translator and literary critic. He wrote a lot. He was a representative of Poetismus, which was Czech avantgarde. He was also a leading Czech surrealist. His poetry was strongly influenced by modern French literature. He also wrote a book of ballads in the manner of François Villon "52 hořkých balad věčného studenta Roberta Davida". Nezval's most important works are poems "Edison", "Signál času", "Akrobat" and "Podivuhodný kouzelník". They were collected in the book named "Básně noci". His novel "Valérie a týden divů" was made into a movie in 1970 by Jaromil Jireš.