And finally, there is more, lots more! As you know, there are whole libraries written about some of these things. Despite the amount of material we are presenting here, you or your students might want to look other things up. So we have presented a highly selective list of what we consider the best resources on this topic.

Some of those resources are also instructional—lessons or activities on the issue discussed. Those might be some of the most valuable items on the site. But beware! Although they are about the issue, they are probably not about the future of the issue. So use the instructional resources always with an eye to the future.