There are many challenges for WordCamp organizers. One of those challenges if finding the right balance of speakers. That includes balancing topics, demographics and having a proper number of local speakers versus out-of-towners, and weighing pros and cons for each application — all without introducing bias. It can be tough, and sometimes controversial; and this responsibility is placed on the shoulders of volunteer organizers. Siobhan McKeown describes the demographic breakdown and selection process for WordCamp Europe in this insightful post.