Mark Weiner is Chief Insights Officer with PublicRelay, the international communications analytics and advisory firm.  Mark has devoted his career to helping many of the world’s most admired companies and brands to demonstrate — and generate — a positive return on their corporate and brand communications investment. He is the author of “PR Technology, Data and Insights,” published in 2021 by Kogan Page, and “Unleashing the Power of Public Relations,” published in 2006 by John Wiley & Sons.  Both books named among the 100 most important PR books in history by Mark is a frequent contributor to PR News and Ragan’s PR Daily among other trade media devoted to the interests of professional communicators. Mark may be reached at