author

The participant contributed original writings to the resource.

The value of this property is expected to be one of the types: schema:Person schema:Organization

This property is used on the type: schema:CreativeWork

OLAC

Note that it is unlikely that this property would be used in association with schema:contributor, as that Property is defined thus: 'A secondary contributor to the CreativeWork or Event.' and an author would normally be understood as the primary contributor to a work.

List of participant roles.