Hi mcardenal.
Given you're a newbie you might just need to walk yourself thru the site and make sure all your title and description tags are unique.
Your site is not huge. I would start with a screaming frog crawl of your site. The basic software is free. It's an extremely easy way to crawl your site and quickly and easily find duplicate tags.
If you're looking for a more indepth answer to your question, keep reading.
A standard Wordpress installation isn't SEO friendly. But you're in luck! Back in February there was an advanced SEO webinar hosted by SEOMoz and lead by Nick Herinckx. Nick explains what you need to do maximize your findability.
Here's the link to the webinar - http://www.seomoz.org/webinars/advanced-wordpress-seo. It runs about an hour and a half including Q&A, but it's well worth your time to watch it.
You have unnecessary repetition in your tagline as well. "Conquer student student debt!" You might want to fix that at the same time.