This class stores metadata information about contributors.
Slots
name
A character string representing the name of the author. By default it takes value from environment variable 'RQTI_AUTHOR'.
role
A character string kind of contribution. Possible values: author, publisher, unknown, initiator, terminator, validator, editor, graphical designer, technical implementer, content provider, technical validator, educational validator, script writer, instructional designer, subject matter expert. Default is "author".
contribution_date
A character string representing date of the contribution. Default is the current system date.