I think the first thing you have to do is decide what area of the discipline you are interested in. Does the school provide the adequate training for you to be competent and trained in this area? If the foundation is not 100% exactly there do not worry to much. You are expected to do continuing education once you are a professional. You will have a chance to catch up on the few things that may be missing. None the less you have to make sure that the foundation is at least somewhat sufficient to provide you the training you want.
Contrary to what many may like to think graduate school is very much a business. They are trying to attract students to their program. One way to do this is to offer the type of classes that the majority is looking for. So when you look at a lot of schools you are certain to find the majority offers the courses you are looking for. That's great, right? Not really. This can be very misleading.
I would recommend that once you have found the schools that offer the courses you are interested in that you next email them and ask them which staff members typically, and which are expected to, teach these classes. Next I would go to the schools web site and cross reference the information. What you are looking for is what the professors areas of experience and