It has taken just two matches for Alastair Cook to experience the full spectrum of emotions England one-day captains are routinely subjected to. A near-perfect performance at The Oval was followed by a shoddy one at Headingley, where Sri Lanka outgunned the home side in every department. It seems difficult to remember - especially after their World Cup showing - that England were actually making significant progress as an ODI side last year. After their Champions Trophy eureka-moment in autumn 2009, when they decided to shelve the caution that left them out of step with the modern game, they won five series in a row.
Though Cook is looking for a similar consistency, the brazen approach that underpinned England's success then won't always deliver. At The Oval, once rain




