COLUMNS

White-matter hyperintensities in first-episode psychosis. BJP, 193, 25–30. Page 29, col. 1, 2nd sentence should read: Although several papers reported frontal^27,31 and frontoparietal^32,33 location of white-matter lesions in association with bipolar disorder, only one recent study³⁴ directly compared frontal deep white-matter hyperintensities between participants with bipolar disorder and controls, in an elderly population, and found increased frontal scores bilaterally in the bipolar disorder group.