Will Lowe is a really bright guy who specializes in content analysis methodologies at Harvard. If this is your thing too, check out his publications. Most are available in pdf, all are interesting. For instance:
(2004) Content analysis and its place in the (Methodological) scheme of things. Qualitative Methods 2:1 p 25-27
(2002) 'Software for content analysis: A review' Report for the Identity Project.