Google doesn't find "confirmation bias" in that book. (It does find "confirmation" and "bias"---the latter appearing at least twice in the phrase "bias towards verification". The "verification" terminology suggests Popper's verification|falsification dichotomy, which at least according to Johnson-Laird was the inspiration for Wason's 2-4-6 task.)
(Also, how did you get an OCR error in your quote there?)
(Also, how did you get an OCR error in your quote there?)
Copied the quote from the PDF of the paper, which somebody had presumably run through OCR.
If it's worth saying, but not worth its own post, even in Discussion, it goes here.