duncan mackie
Money List Winner
Call me mad, but when asking the question 'can you help me fix my slice off the tee, when I don't slice the ball on any other club?' and a pro responds with 'yes, let's start by hitting some 7 irons and examining your set up' my mind starts asking if the pro has really listened.
I would expect exactly that to happen; without a reference point it's really hard to deal with anything. That reference point is typically established with a 6 or 7 iron where players are using pretty much their full swing but operating within their comfort zone. It's definitely not uncommon (deliberate double neg

Then there's the even more obvious - what changes for this guy between his 7 iron swing and his driver swing.
Watching a few 7 irons is the fastest way to establish, and put the sticking plaster on, a driver fault - the alternative is to watch you hit a driver and then, after the obligatory 'you don't want to do it like that' start from scratch ie exactly the opposite to what you are looking for!