Use your LSAT score and your GPA to get started. We recommend that you use them as a basis for selecting a range. The BC On-Line Law School Locator is a great way to begin identifying schools likely to accept candidates with your profile. That won't keep you from getting started, however. Once you do receive your actual score, you will have time to adjust your final selection.
Law schools view the liberal arts education favorably.
And Brandeis specifically enjoys a good reputation with law schools. Be conservative, even still, when selecting a range of schools. Generally, the LSAT is the more important one. However, this varies school to school. Some, when reviewing a candidate's profile, will use an index.