Last week when I wrote about the contretemps between the Pew Forum and Catholic Relief Services and U.S.C.C.B. over the precise $ figures for the advocacy work undertaken by the two Catholic entities, I relied on previous Pew statements in my possession to cobble together the forum's response. This week the forum's Erin O'Connell reminded me that I could have gone right to the source for a more detailed response (mea culpa) and this week she provided one via e-mail. (Allen Hertzke, the primary researcher of the study, for his part responded to a withering blogpost from Sister Mary Ann Walsh at the Huffington Post.)

I said last week that Pew was standing by...