Research shows how when we have tend to become rigid around the ideas/solutions we generate so that we fail to see subsequent, better ones. This helps explain the curse of the expert, among other things. HT Dwight Towers.
Good stuff from Keith DeLaRue, rounding up various pieces of research to underline the value of conversation, including so-called "small talk". Also points to the way equality of participation increases collective intelligence.
Reflections on the power of rehearsal, from a master performer