He was born in a Jewish family, the son of Isidor Lorsy and Hermina Ernst.
He studied at Hungarian and German universities, and started working as a journalist in 1912 at Pester Lloyd.
After the fall of the communists, he immigrated to Vienna, where he worked at Bécsi Magyar Újság.
During his emigration he redacted the memoir of Mihály Károlyi (Egy egész világ ellen).
During the Second World War, when Germany attacked France, he fled to North-Africa (1940), a year later he went to the USA, where he worked as a journalist at several Hungarian newspapers, and also as a translator, and thanks to the governor of Ohio state he was the director of the Cleveland Public Library.