I think it might be worth polling whoever's wound up here -- that . . . might be easy enough? It's not a large group, and if you don't want to do the whole thing through telepathy then just use that to call everyone to a physical location to fill it out by hand.

[he folds his arms; not quite a shrug]

There might be some logic to the powers we were given; at least, for myself and the other two people from my home, there's a relation to abilities we already had. But I wouldn't know why we were picked to be dragged here.