TIMELINE: Warne's career so far

Warne has been caretaker manager since the shock departure of Kenny Jackett in late November and is expected to be joined by former team mate Richie Barker, who could leave his assistant manager role at League One Charlton to take up the same duties in South Yorkshire.

READ: Millers appoint Warne as permanent manager

Here is a timeline of Warne's career to date:

OPINION: Why it's too early to judge Warne