Single word/short phrase for 'discussion across ideological/political lines to understand a different point of view'?

Would there be a single word/short phrase to convey the meaning of 'discussion across ideological/political lines to understand a different point of view'

The type of conversation would be where people with different perspectives enter a conversation with the aim of understanding (as opposed to debating) an opposing viewpoint. A good example of an online forum would be Reddit's r/ChangeMyView.

I was thinking of 'non-partisan discourse', but that would indicate that the discussion itself was based on a common grounds.

Solution 1:

A good word for the said description is parley

A discussion between two groups of people, especially one that is intended to end an argument

Indeed, one or two defenders are already appearing on the battlements asking for a parley; we must not grant this.

[Cambridge Dictionary]