Several readers have written to ask how this publication arrived at its findings regarding the nation's pigeons. The Standards Desk welcomes the question. Our reasoning is not a private matter, and we are able to set it out completely.

Below is the record the investigation rested on, followed by the steps taken from it. Every item in the first column is a matter of public record and may be verified by any reader. We have never asked anyone to take our word for anything.

The desk has reviewed the sequence and finds it sound.