There is an exhibit at the Frye Museum in Seattle that is opening today (October 15): The Third, Meaning: ESTAR(SER).
https://fryemuseum.org/exhibitions/third-meaning-estarser-installs-frye-collection
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In Search Of The Third Bird
Exemplary Essays from The Proceedings of ESTAR(SER), 2001-2021
D. Graham Burnett (Editor), Catherine L. Hansen (Editor), Justin E. H. Smith (Editor)
The real history of the covey of attention-artists who call themselves "The Birds."