The book derives some authority from the authors' original research and benefits from the hours they spent sifting through the attics of descendants of other expedition members for personal diaries and photographs that were never part of the official record.

ECONOMIST: Madness and its men

Since the Chicago Transit Authority implemented its Bus Tracker system, ridership gains have been only modest, warn authors Lei Tang and Piyushimita (Vonu) Thakuriah.

FORBES: Online Bus Tracker Attracts Modest Number Of New Riders

As at least the authors of the article know, the Office of National Drug Control Policy is a policy office that has no authority -- no authority to, and does not conduct, direct, manage or supervise any law enforcement operations.

WHITEHOUSE: Press Briefing