Books like Macintosh Human Interface Guidelines and The Humane Interface. They're fun to read in a novel sense, but most of the information is not really applicable today.
Would be interesting to find any reads on thinking outside the WIMP (windows, icons, menus, pointer) perspective, but I guess it's way too niche.
Experimental, theoretical, philosopical etc. Anything of interest. Preferably traditional 2D interface environments.
Any modern looks on this, from this decade or so?
Don't Make Me Think is old but still applicable.
Sweat The Small Stuff by Rory Sutherland is a talk worth watching.
"Refactoring UI" by Adam Wathan & Steve Schoger (creators of Tailwind)