Rudolph Edgar Block (December 6, 1870 – April 29, 1940) was a Jewish American journalist, columnist, and author.

In 1896 he became the editor of the comic supplements to the Hearst newspapers,[citation needed] a position he held for the next 28 years.

[1] As "Bruno Lessing" his short stories chronicled life in the Jewish ghetto of New York City.

[7] Ambrose Bierce, another frequent contributor to Cosmopolitan,[8] mentioned Block in his satirical work The Devil's Dictionary, recounting the author's alleged encounter with a prominent critic.

[10] An avid traveler, Block wrote about his experiences in the daily newspaper column "Vagabondia", which was published from 1928 through 1939.