In the Nov. 16 "Culturebox," Tim Wu originally misidentified a sample as from a Public Enemy song. It was from an N.W.A. song.

In the Nov. 16 "Today's Papers," Daniel Politi incorrectly stated that Sen. Trent Lott is from Missouri. Lott is from Mississippi.

Due to an editing error, the Nov. 14 "Explainer" suggested that interbreeding humans and apes might produce half-human, half-monkey babies. The offspring of such a union would be half-ape, not half-monkey.

In the Nov. 14 "Today's Blogs," Christopher Beam mistakenly identified Steven Taylor of PoliBlog as a law professor. He is a political science professor.

In a Nov. 6 "TV Club," Alex Kotlowitz described a new character on The Wire as Michael's father. The character is Bug's father.

In the Nov. 1 "Architecture," Witold Rybczynski misidentified the opening scene of Alfred Hitchcock's Strangers on a Train as set in New York's old Pennsylvania Station. It was set in Washington, D.C.'s, Union Station, designed by Charles Follen McKim's chum Daniel Burnham. Penn Station does not appear until later in the film.