Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Right now, SE has the logout button next to the "Current Community":
However, the login has just changed so that if you logout of one site, you log out of all of them.
Where should the logout button go on the page now?
In my opinion it should be up near your account area, since when I first started this site that's where I instinctually looked for the log out at.
I'd consider visually grouping it with the Stack Exchange graphic in the top left: log out of everything Stack Exchange related there, or logout of individual areas from the dropdown:
Or create a top-level Stack Exchange item within the dropdown.
Required, but never shown