Eddie Howe ahead of a crucial summer rebuild but talks with the Englishman dramatically collapsed on Friday. That's led the Parkhead club to look elsewhere and it appears Ange Postecoglou is firmly in pole position for the job.
The Yokohama F. Marinos boss remained coy on his future over the weekend but hasn't ruled out a move to Celtic. He's not the only man in the frame though with Paulo Fonseca and Lucien Favre also linked.
There's also the not insignificant spectre of Roy Keane while interim boss John Kennedy could yet be given the chance to step up to the big job.
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