Officer is a geologist; Page is a science writer who was once the editor of .Good, for a change, to see Skeptics being sceptical of something within their own camp, I thought.
Thus, when the authors of this book refer to periods of ‘extinction’, it needs to be understood that in the short-age framework, this is merely acknowledging the fact that, above a certain point, no further such creatures are found buried.
The discussion here also requires no assumption about where in the sequence of layers one locates the Flood/post-Flood boundary, something still the subject of healthy creationist controversy.
The popular press relies on major, frequently published, technical (but non-specialist) journals such as would make it hard to believe that any more than a small minority of scientists had any doubts about the impact-extinction hypothesis, yet two separate surveys among various relevant specialities show that only a small minority ever accepted it! Some scientists claimed that anyone who didn’t support it was likely to experience negative effects on their careers or funding.
In 1984, palaeontologists David Raup and Jack Sepkoski caused a stir with their paper analysing extinctions in the fossil record and showing recurring peaks every 26 million years.
First, there is the ever-present fascination with dinosaurs and the ‘mystery’ of their disappearance.