Container element for information about a single author, editor, or other contributor.
The following, in order:
Any combination of:
<anonymous> Anonymous
<collab> Collaborative (Group) Author
<name> Name of Person
<name-alternatives> Name Alternatives
<degrees> Degree(s), zero or more
<address> Address/Contact Information
<aff> Affiliation
<aff-alternatives> Affiliation Alternatives
<author-comment> Author Comment
<bio> Biography
<email> Email Address
<ext-link> External Link
<on-behalf-of> On Behalf of
<role> Role or Function Title of Contributor
<uri> Uniform Resource Indicator (URI)
<xref> X (cross) Reference