Originally Posted by mdauben
That's actually exactly the opposite of how I was taught to shoot with iron sights. My teachers (and just about every book on marksmanship I have read) stress that you focus on the front sight. Not the rear sight and not the target.
YMMV but it's always worked for me.
I have never been taught that, it may work to focus on the front sight for a 10 or 25yd shot but if you are shooting at any distance greater than that (except for maybe at a barn) there is no way you can see your target.