There will be a half-day pre-conference before this year's Desiring God Pastors' Conference. Al Mohler and Ligon Duncan will be the speakers. Here is some information on it:
Location: Minneapolis Convention Center, Room 200
Time: 7:30 am - 8:15 am [Continental breakfast] / 8:15 am - 12:00 pm [conference]
Deadline for registering: January 15, 2007
You can register online here.