Now, while on the subject of neckwear, I have to relate this anecdote.
In sum, it is "you can take the boy out of Israel, but can't take Israel out of the boy."
My cousin Shai, a Harvard Ph.D and Stanford post-doc in bioinformatics, calls me 45 minutes before the wedding and asks to come down to my room.
He needs help tying his necktie. The two he owns, both permantenly tied, are not with him (he just moved to Palo Alto) and, of course, being Israeli, tying a tie is not part of his skill set.
So, Shai, here's a diagram for the classy Windsor knot.