The phrase "premier authority" is correct and usable in written English.
It can be used to refer to someone or something that is considered the highest or most important source of knowledge or expertise in a particular field.
Example: "The institute is recognized as the premier authority on climate change research."
Alternatives: "leading authority" or "top authority".
It claims to be "the world's premier authority on all aspects of music", though a more reasonable claim might be that it is the world's premier authority on western classical music from a British perspective.
Rothman has written a few articles on sangaku over the years, and is now working on an illustrated book with Hidetoshi Fukagawa, Japan's premier authority on the tablets, of which approximately 900 have survived.
Sven-Goran Eriksson, the world's premier authority on the relationship between money and old rope, reckons Wayne Rooney will be offered £500,000 a week to take his unique brand of huff-and-puffery to China.
Garner is the editor-in-chief of "Black's Law Dictionary," a contributor to the "Chicago Manual of Style," founder of the H.W. Fowler Society which he named for the legendary lexicographer and author of Oxford's "Modern American Usage," recent editions of which have seen his name moved, à la Fowler, into the book's title; he might be the world's premier authority on grammar and usage in English.
The Royal Society, another premier authority on science, stepped up to the plate May 18, declining to support its brethren and in what appears to be a political and strategic maneuver re-released a negative review of a controversial August 1998 study that questions gene food safety.
Nancy Koehn is a noted historian and the premier authority for providing analysis on the social and economic impact of entrepreneurship and on leadership in turbulent times.
All of Craggy Range's bottlings are the products of single vineyards, made under the watchful eye of Steve Smith, one of the country's premier authorities on wine.
@WendyPerrin Wendy Perrin is one of the country's premier travel authorities since she's been Conde Nast Traveler magazine's advice columnist and consumer news editor for years.
Inman used to head the National Security Agency, the nation's premier puzzle-solving authority, and was once the deputy director of the C.I.A.
Beauchamp and Childress [ 43] however consider that neither the children, their parents nor their clinicians have premier and overriding authority, and no pre-eminent principle exists in medical ethics.
China's President Xi Jinping and Premier Li Keqiang ordered authorities to "spare no efforts" in their rescue work, Xinhua said.
