This question is answered a couple of sentences after the bit you’ve quoted: “One of them was contacted but didn’t have time to give feedback, and was incorrectly credited in the acknowledgements, which we will change in future editions: this was an honest mistake.”
This question is answered a couple of sentences after the bit you’ve quoted: “One of them was contacted but didn’t have time to give feedback, and was incorrectly credited in the acknowledgements, which we will change in future editions: this was an honest mistake.”
lol, my bad. Thanks.