has there ever been a time course done demonstrating this idea that people become more conservative as they get older?The fatalistic or capitalist realism idea that everyone is fated to become like that because of some received wisdom cliché about becoming conservative as you get older is not actually something you have to buy into if you don't want to.
You'd have to have populations surveyed over time, actually tracking the shift; as opposed to snapshotting many populations and implying they do.
turns out they might have...
I suppose even if it's < half a percent a year it's still pretty significant. Bugger.