When we are wrong
Corrections
Errors are corrected in place, dated, and listed here.
Policy
If a fact on this site is wrong, we correct the record where it appears and add a dated note describing the change. Substantive corrections are also listed on this page. We do not silently edit.
Report an error
If you find a mistake, write to us with the address of the page and, where you can, the source that contradicts it.
Corrections log
No corrections have been issued.