BASIC is a volunteer group. Honor society ... you get drafted. I bumped into an acquaintance making tissue paper flowers for something, but never really heard too much about them.
As far as writing for the paper goes, you can be a casual contributor very easily (not that they would love to have more staff, I'm sure they would). I signed up for the Wellesley News at the first org fair, and until graduation, received a weekly email with that week's arts and feature topics. I ended up writing only one article for the paper in my four years, mostly because of time reasons,