Very interesting article ! In particular " The most reliable source of navigational failure in cross-border governance work is not the assumption that others are different. It is assumed that they are sufficiently similar to operate on autopilot." , This is probably the most common mistake — driven by ethnocentrism.

Recognising differences is the only way to truly leverage them as a strength. Otherwise, we accumulate blind spots.

Trust is far from equal across Europe — and neither is trust between neighbouring countries.

Trust change also over time: I’ve personally witnessed a significant decline in trust in politicians in France over the past few years.