Tcherkaski Osvaldo was born in Buenos Aires in 1938 he worked in the weekly Seven Days, where he was managing editor and then as a columnist for La Opinión. It was war correspondent for Agence France Presse in Nicaragua and El Salvador between 1979 and 1982 Back in Argentina, directed from the 1984 supplement to the newspaper Tiempo Argentino. He also served as deputy editor of the newspaper Clarín, by international news Journalism and is currently Director of the Masters in Journalism Clarín Group - Universidad de San Andres - University of Columbia. In 2003, he published in The occupation Adriana Hidalgo editor, a critical essay on information and journalism. As an author of fiction, published storybooks humiliation and lost Certain Letters Days and novels and Baltimore skyline.