This seems to be a common misconception that the slow progress in politics (whatever that means depends on your own political compass) is purely due to the lack

This seems to be a common misconception that the slow progress in politics (whatever that means depends on your own political compass) is purely due to the lackluster presentation and evidence finding for policy changes. If the past years have shown anything it's that preconceived notions and ideologies are very hard to change even in the face of overwhelming evidence.