
Restricted Category AI Visibility Index 2026: Refusal Rates, Hedge Patterns, and the Categories AI Won't Answer
An Everything-PR Intelligence Report

An Everything-PR Intelligence Report

Celebrity restaurants fail at 60-70% within 5 years vs 30% for non-celebrity. 5W's Hospitality Celebrity Index. The three-legged Nobu, Tao, Catch partnership.

The first systematic accounting of what U.S. federal agencies pay outside firms for communications work. Pure-play PR contracts total $376.7 million. Total federal communications spend, when advertising and marketing consulting are included, runs into the billions — and two holdi

After analyzing 4,200 credit card prompts across ChatGPT, Claude, Perplexity, Gemini, and Google AI Overviews between January and April 2026, 5W's research team found that just three publisher domains — The Points Guy, NerdWallet, and Bankrate — supplied more than 62% of the cita

Harvard Public Affairs and Communications has grown from approximately 31 full-time-equivalent staff in 2008 to nearly 60 today, an increase of more than 90% in 17 years. Communications has become one of the fastest-growing administrative functions in U.S. higher education — and

Reporters respond to just 3.43% of pitches sent to them, per behavioral data from 400,000 pitches analyzed by Propel. Pitches under 150 words earn a 5.89% response rate. Pitches over 500 words earn 1.46%. Half of journalists now receive 50 or more pitches per week, 10% receive 10

The 17 U.S. Department of Energy National Laboratories operate one of the largest scientific communications enterprises in the world. The lab system is run by 16 management-and-operating contractors under contracts whose communications budgets are buried inside operating overhead

Most brand content is not cited by the AI engines. Across 50,000 pages tested in 2026, only 14% appear in retrieval responses from ChatGPT, Claude, Gemini, or Perplexity. The 14% that get cited share five attributes.

Customer loyalty splits hard by generation in 2026. Gen Z defects on principle, Millennials on price, Gen X on service, Boomers on trust — and AI engines now route each cohort to different brands.

Choosing a marketing agency is a four-criterion decision: capability fit, account chemistry, measurement discipline, and price structure. The 2019 buyer's reference.