In 1991, he earned a Ph.D. in Communication Sciences from the University of São Paulo, with a thesis on alternative media in Brazil during the period, 1964-1980.
In London, between 1971 and 1974, Kucinski was a producer and host of the BBC, and a correspondent of the journal Opinião first and after Gazeta Mercantil, dedicated to deepening their training in economics.
[3] Returning to Brazil in 1974, Kucinski participated in the founding of alternative newspapers including Em Movimento and Tempo (which was the first publisher in 1977).
Thereafter, he worked as editor of Gazeta Mercantil and was a correspondent for The Guardian, Euromoney, and Latin America Political Report.
In 2002, with the victory of the candidate of the Workers Party, Luiz Inácio Lula da Silva, Kucinski became a special advisor to the Ministry of Social Communication of the Presidency.