A significant highlight of my experiences at this year's TLA Conference was meeting Mark Moran, President & CEO of Dulcinea Media, and seeing the online products his company provides without fee. Check out any or all of the following and see if you're not impressed:
http://www.findingdulcinea.com/ & www.encontrandodulcinea.com/ - Be sure to review the index at the bottom of each page!
According to their website, their mission is "to bring users the best information on the Web for any topic, employing human insight and methodical review." Information at www.findingDulcinea.com/employees.html, shows that they employee a team with appropriate expertise to tackle the challenge of meeting that mission.
For more information, read "8 Ways that Public Librarians Can Use Dulcinea Media to Serve Patrons" at http://blog,findingdulcinea.com/2010/04/8-ways-that-public-libraries-can-use-dulcinea-media-to-serve-their-patrons.html and "8 Ways a Week: Using Dulcinea Media in the Classroom" at http://blog.findingdulcinea.com/2010/04/8-ways-a-week-using-dulcinea-media-in-the-classroom.html.