Originally Posted by Uppercut
That said, i think the very best captains would often be wicket keepers. The motivational aspect, having the best view of the action in the house and allowing every batsman and every bowler to concentrate completely on their job makes that position perfect IMO- if it's someone well-respected, good and mentally strong enough to overcome what you mentioned in 4.
All of what you say is true, but the simple fact is wicketkeepers have to be expecting the ball to come to them every single delivery. You can't do that - properly - if you're also thinking about bowling changes and field-settings. It's why mostly wicketkeeper-captain reigns have been short.