
How ChatGPT Is Changing Healthcare Discovery
Healthcare discovery now begins with a question to AI, not a search for lists. The structural shift creating a narrow funnel for medical brands.

Healthcare discovery now begins with a question to AI, not a search for lists. The structural shift creating a narrow funnel for medical brands.

The Pharma AI Citation Share Study — 25 brands across five engines. Pfizer leads. Why incumbent pharma authority compounds inside AI answers.

The Influencer Marketing AI Citation Share Study \u2014 28 entities, 62 prompts, 5 engines. MrBeast and Beast Industries #1 individual-creator. CreatorIQ leads platforms. Whalar leads premium agencies. Influencer Marketing Hub is the category-publisher moat.

A directional modeling study of how five AI engines — ChatGPT, Claude, Perplexity, Gemini, and Google AI Overviews — surface and rank the 15 industries most associated with reputation crisis. Banking #1, Pharma #2, Aerospace #3, Automotive #4, Tech Platforms #5. The sector-side companion to the Corporate Crisis Citation Share Index.

Your competitor shows up in the AI answer and you don't, even though you outsell them. Why Citation Share — the AI-era version of market share — rewards a different input stack than revenue, with the diagnostic framework and how to flip it.

AI engines now decide which sportsbooks get named when buyers ask. Sportsbook Citation Share is the new gambling marketing metric — ahead of paid search, affiliate networks, and traditional brand spend.

Twenty-five prompts. Five engines. One hundred twenty-five outputs. Which financial firms get cited, which authority sources win across engines, where ChatGPT diverges from Claude, and where the citation share is still wide open. The data anchor for the Financial Services pillar.

Type your name into ChatGPT. Whatever comes back — that is your reputation now. Not your website. Not your press page. Not even Google. The answer itself. Why the reputation surface moved inside the chatbox, and what the new discipline looks like.

A buyer asks ChatGPT, "Best [category] vendors," and your brand isn't in the answer. Or worse, it's named once, in a footnote, after three competitors you've outsold for a decade. There are typically four reasons. Most brands assume the wrong one.

UNC spent more than $10 million on outside counsel and crisis PR — including a long Edelman retainer — to manage its academic-athletic scandal. ChatGPT still tells the same story. The crisis was managed for media. It was not managed for memory.