Nature 459, 694–697 (2009)

In this Letter, two of the Table 1 headings were incorrectly reversed. The Central Aleutians in ref. 13 and Western Aleutian in ref. 14 are comparable geographic regions. This discrepancy was not noted in the original Table 1. The corrected Table is printed below.

Table 1 Outputs from our geodynamic models with measured arc volcano locations