“…It also emerges that the vertical thinking hat, i.e. white, does not turn out to be one of those most attributed, a sign that the teachers are attempting a change of course in the way of acting and operating, attempting to overcome a vertical tendency in the way of approaching the problem, highlighting an initial form of non-linearity (Sibilio, 2012;Sibilio & Zollo, 2016) through recourse to emotions, to positivity, also experimenting with a possible interconnection of the six hats through organisation, highlighted with the choice of the blue hat. However, the road to be taken so that the green hat, i.e., that of lateral thinking, is preponderant, is still uphill, as the teachers do not show, for all four groups, a general tendency to wear such a hat, which is useful for exercising creativity, while also respecting the detour from operational standardisation.…”