No idea. Some Google Scholar checks turns up nothing.
David Abel has provided a fairly nice summary set of notes: https://cs.brown.edu/people/dabel/blog/posts/misc/aaai_2018.pdf
Best of 2017: https://www.gwern.net/newsletter/2017/13
On an intermediate class of anesthetics: ["Surgical Patients May Be Feeling Pain—and (Mostly) Forgetting It: Amnesic anesthetics are convenient and help patients make a faster recovery, but they don't necessarily prevent suffering during surgery"](https://www.theatlantic.com/health/archive/2017/12/s...(read more)
One interesting lead showed up on [Twitter](https://twitter.com/prius_1995/status/933231592641662977): Marvin Minsky on Usenet [10 April 1993 (`sci.bio` "Puling Habits out of Rats")](https://groups.google.com/d/msg/sci.bio/v4NchfXFiNs/iPfaISp-uCMJ) in response to someone asking 'who was Mr Young and...(read more)
_Emotion in man and animal_ can now be read on Hathitrust: https://catalog.hathitrust.org/Record/000426365 Checking the ToC doesn't turn up anything relevant, and an additional search for 'maze' shows some maze-running mice experiments but not the one in question.
I wonder if it's possible this is ...(read more)