Users praise economists' research presentations on AI agents and machine learning models as a breath of fresh air with cool math, while noting that theory remains in good shape thanks to sincere and thoughtful people in the field.
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In-Koo on learning foundations for refinements - convetional at one time but a breath of fresh air now, and using very cool math
Alessandro Lizzeri on a natural way to approach bandit problems that was somehow missed for decades
These are unforgivably sketchy impressions, but give a sense that there's a lot of intellectual energy.
Generally I get the feeling that "we" are letting young people down a bit, in the sense that it feels harder for them to join this exploration/prospecting.
At a human level, theory seems to be in good shape - Ariel and In-Koo organizing institutions like this helps maintain both the knowledge and culture of theory, and investing in the next generation.
But the intellectual challenge of focusing the field is a formidable one!
And, best of all, the field is filled with sincere, serious, thoughtful people -- if Ariel is right that economic theory is a humanistic enterprise, it's great to have good humans along for the ride.