Currently, this is accessed by clicking anywhere in the sidebar region
other than the text of the person's name itself, which does the
existing narrow behaviour. Later we can make it do something clever
with hovering pulling out the popover or something, but that's
potentially a significant design project I think this is good enough
to be useful.
(imported from commit a2cc5dc851661117a6d438ca48a1ce7585d4eb63)
Tim Abbott