Dennis Venema sought to persuade his fellow Christians that genetic science had disproven the traditional idea of a “bottleneck” of two human ancestors.
Darwin himself realized that any kind of significant saltational change would imply a miracle-like intelligent intervention.
Some have claimed that for humans the coalescence to one (or first coalescent) does not happen for well over a million years back in time, calling into question the idea of a single-couple human origin.
To maintain at this point that “All Is Well” with evolution you have to be in a state of serious denial.
We have our Kremlinologists who observe the BioLogos website for hints of what ideas, and which people, are up or down in the world of theistic evolution.