“Always practice basic online etiquette, or ‘netiquette.’ Consider including emoticons to help add personality to your message and set the right tone. Also, be sure to stay on topic in a conversation and avoid writing in all caps, which is the online equivalent to shouting.” The Amazon Author Insights blog (full disclosure: Amazon helps us keep the lights on around here!) has a list of guidelines for authors looking to engage with their fans (and critics) on Goodreads. More recommended reading: our own Emily St. John Mandel on how to respond to your critics.
It was, in retrospect, only a matter of time until someone spotted the gap in the market and set up a blog dedicated exclusively to images of guys who sort of look like (but crucially are not) David Foster Wallace. A tip of the bandana to Matt Bucher for highlighting this via Twitter.