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1945
leader of amateur group in Myjava (SK)
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1946 – 1951
Faculty of Law of Comenius University in Bratislava
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since 1951
member of swing orchestra Kolektív 51
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1952
leader of the Orchestra of Ján Siváček, regular performing in Reduta Café (Bratislava)
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1953 – 1956
leader of popular music department (Music and Artistic Central Office in Bratislava)
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1959 – 1965
Academy of Performing Arts in Bratislava (external study of composition, Alexander Moyzes)
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1964 – 1969
secretary of Committee For Small Music Forms of Association of Slovak Composers
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1966 – 1970
founder (and director) of the pop music festival Bratislava Lyre
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1966 – 1973
various awards at festivals and competitions for his songs (Pieseň Majstra Pavla (Song Of Master Paul); Orfeus a Eurydika; Milenci z Verony (Lovers From Verona); Múdry pán Andersen (Wise Man Andersen) and others)
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1968 – 1970
vice-president of FIDOF (International Federation of Festival Organizations)
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1971 – 1972
deputy director of OPUS publisher
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since 1972
freelance artist
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1983 – 1987
external pedagogue of jazz history, rock and pop music at the Faculty of Music and Dance (department of composing and conducting) at Academy of Performing Arts in Bratislava
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since 1984
pedagogue at the Theatre Faculty of Academy of Performing Arts in Bratislava (department of film and television production)
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1985 – 1987
pedagogue at Faculty of Philosophy of Comenius University in Bratislava (department of musicology)