A few questions about author identifiers

The scientific articles we write are uniquely identified by Digital Object Identifiers (DOI). Many people believe that we also need unique identifiers for the authors of those articles. Some of the arguments why author identifiers could be very helpful are found in this interview with Geoffrey Bilder, this Researcher Identification Primer, and this FriendFeed discussion. There is also an increasing number of scientific papers on the topic, including:

This is a companion discussion topic for the original entry at https://front-matter.io/mfenner/a-few-questions-about-author-identifiers