Originally Posted by sstchur
The best is easily Gamma Professional. However, it isn't cheap. If you're looking for best value, I would say any of:
Gamma Live Wire XP (very similar to Professional but considerably less expensive)
ProSupex Maxim Touch
I think the Technifibre strings are overhyped personally.
Another off-brand that is very good is Tier One Triumph.
Oh I just saw that someone above mentioned Alpha Gut. I have to agree. For the price, that string is an excellent value!