After that unsuccessful test series in India during November -- December , 2016 , questions on Cook 's captaincy was raised from various sides .
Cook has now confirmed Cook will pass on the captaincy , with Joe Root Cook 's likely successor .
After that unsuccessful test series in India during November -- December , 2016 , questions on Cook 's captaincy was raised from various sides and Cook has now confirmed he will pass on the captaincy , with Joe Root his likely successor .