Public affairs experts would argue that advocacy work is much more effective when there is a personal story attached to an issue. A first person account makes policy personal, and puts a face on issues that may otherwise be debated in the abstract.
"Any communications strategy plays second to reality. So as long as deaths from misplaced drone attacks, atrocities by soldiers and videos of Abu Ghraib exist, you are not going to fool anyone regardless of how many tweets you send out."
A conflict between Richard Holbrooke and Admiral Michael Mullen over public diplomacy in Afghanistan could be no more than the usual Washington tempest in a teapot. Or it might reflect a major problem.