I ran out of steam a bit (for obvious reasons), but he also covers previous surveys of researchers asked if they ever massaged data etc. and how these are likely under estimates. And here too I couldn't help but wonder - are they? ...

...Because it is easy to think that question "have you ever manipulated data?" is pretty clear, but actually it could mean different things to different people. I mean, there is a reason retractions always mention *inappropriate* manipulation of images...