Tuesday from 20:00-21:00 UTC, which is: Tuesday, 12-1pm PST Tuesday, 3pm-4pm EST
There has been a lot of tremendous work on the strategy wiki the past few months, and Task Forces are finishing up their work. Office hours will be a great opportunity to discuss the work that's happened as well as the work to come.
As always, you can access the chat by going to https://webchat.freenode.net and filling in a username and the channel name (#wikimedia-strategy). You may be prompted to click through a security warning. It's fine. More details at: