In which Max examines the history of research on that Burgess oddball, Opabinia regalis, and asks why this problematic fossil is less problematic than it used to be

In which Max considers the question on everyone’s mind: whether uniformitarianism was a factor in Americans’ rejection of continental drift in the 1920s

In which Max concludes his investigation of periodic diastrophism in the twentieth century by exploring its uptake in (vertebrate) paleontology

In which Max continues his investigation of the popularity of periodic diastrophism in the first half of the twentieth century

In which Max explores Thomas Chamberlin’s theory of periodic diastrophism and asks just how big a deal was it anyway?

In which Max has second thoughts about some s*** he said about Charles Lyell