Library /sys$common/syshlp/dtm$dw_helplib.hlb terms, Primary reviewer  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  A person who enters the REVIEW command without the
  /READ_ONLY qualifier. Only one person at a time can be
  the primary reviewer of a collection. This reviewer can
  use all Review subsystem commands. See also Read-only
  reviewer.