This is also a question of layout, I mean of course I can stuff everything in one page, it's not that much. But I find it a lot more readable in a 2 page style, just more space not text all over the resume, like for instance here [1] I prefer more this style here which takes more space [2]

[1] http://www.endofunctor.org/~rpearl/resume.pdf [2] http://jblevins.org/projects/cv-template/cv-us.pdf