The double bass studio at the Peabody Conservatory has started a blog. So far, there have been posts on shopping for a music school and assorted double bass techniques. I almost teared up when I saw this post about the importance of ear training. If you don't believe it when your theory teachers tell you that it's the most important class, here are some world-class bass players telling you that it's your most important class.
Some previous TTU theory posts on ear training:
Some previous TTU theory posts on ear training: