It depends upon the context of the presentation. For most professional talks I draft them out on paper and go right to creating them in beamer. If it's somethin

It depends upon the context of the presentation. For most professional talks I draft them out on paper and go right to creating them in beamer. If it's something very informal I've used asciidoc+reveal.js for a presentation or two. In my opinion beamer does a great job at building nice slides and it integrates nicely with tables/figures extracted from the source publication written in LaTeX.