Slate's mistakes.

In a Nov. 23 “Moneybox” blog post, Matthew Yglesias misspelled the last name of New York Times reporter Jennifer Steinhauer.

In a Nov. 22 "Culturebox," Sam Adams misspelled the name of composer Piero Umiliani.

In the Nov. 18 “The Mouse Trap,” Daniel Engber incorrectly described Bar Harbor as being in northern Maine.

In the Nov. 17 "Architecture," Witold Rybczynski described Venturi's Sainsbury Wing as being 10 years old. It is 20 years old.

In a Nov. 17 “Culturebox,” John Plotz wrote that Bernadette Lear compiled circulation information from libraries. She has compiled holdings information.