The HNN is the online newsletter of Albany based Institute for Humanist Studies, a "think tank whose mission is to promote greater public awareness, understanding, and support for humanism." They include some helpful tips on their submission page:
Who? What? Where? And how? These are questions that need to be answered. But why? is essential. You're an HNN reader, so ask yourself, "Why would someone want to read about this issue in HNN?"Hmmmm. The four W's. That's all they get from me for free.