While it's definitely well-documented that social sciences are among the hardest hit by the replication crises, putting that point second after the political beliefs of those in the field is a weird axe to grind.
You are making a non-objective argument in bad faith to grind your axe.
The issue instead is that conclusively studying human behavior is hard, and effect size is often small, and it's inherently impossible to control for conflating factors.
Cult ideologies have no inherent properties that would cause the same, and yet no sane person would expect cult members not to shill for your their cult. Corporate shilling doesn't prove the opposite. It proves how easy it is to game soft science.