> I'm wondering, as I read this over and over again about random picks performing as well or even better than professionals in the field, how come we never see

> I'm wondering, as I read this over and over again about random picks performing as well or even better than professionals in the field, how come we never see rigorous scientifc studies about this for various timescales? Erm, Kahnemann got a Nobel price in economy for his work with Amos Tversky over a decade which this was a part of. I am not sure what you need here, do you need a list of papers by Kahnemann and Tversky? With Terry Odean thrown in for good measure? I am not sure who the "we" are here who do not see these papers but they do exist.