Thesis is one of THE most amazing premium themes there is. Nearly every element of your website can be amended and styled thanks to the use of hooks.
It’s got a vast array or user options in the back end and I’m not lying when I say they’re the most sophisticated I have ever seen in a premium theme.
When you decide to buy the theme, you’ll get access to a huge moderated members only forum so all your install/how-to/troubleshooting/styling questions will be answered promptly.
At the time of writing, Thesis is at version 1.8. Consider getting it before version 2.0 hits the market – Chris Pearson has hinted at a hefty (and well deserved) price increase from then on – which won’t be applicable for version 1.x subscribers! You can get Thesis here.
Whenever I built a new site, I often start with Thesis – which is why I often have to tweak some defaults to my liking. Here are the small bits of code I always forget where to find: