Does blogging hurt productivity? There's two ways to look at it. Blogging most definitely helps you and your career and your learning. So it improves productivity. But it may take away from what your boss wants you to be doing (especially if this has nothing to do with helping your career and your learning). So it may hurt productivity. This is the thing: who defines poductivity? Related: Taiga Brahm on promoting self-regulated learning in online learning. Also related: Luis Suarex, ROI and Social Computing, part 1, part 2.