Practical, source-supported research on how people search, how brands enter consideration, how AI-mediated discovery changes the buying journey, and how organizations can measure the commercial result.
A research experiment. In one archived run, 17 questions across three AI engines filled 449 citation slots with 319 distinct domains, no domain was cited by all three engines, and ChatGPT cited no source at all on 15 of the 17 questions it answered.
A research experiment. Hendricks measured its own citation presence twice. Run 1 returned one citation, to an article the firm had deleted. Run 2 returned none across 51 cells.
A research experiment. The same 17 questions, three AI systems, two runs seven hours apart. Whether an engine cited anyone matched on 51 of 51 cells. Which sources it cited had a mean overlap of 0.68.
A research experiment. In one archived run, 247 distinct domains filled 308 citation slots across 20 AI answers, 86 percent of those domains were cited exactly once, and Perplexity and ChatGPT shared a single source.
Hendricks Research supports the firm’s professional methodology and category education.
The vocabulary the studies are written in, defined on pages of their own.
A study that cannot be checked is an assertion. Every substantial page in this section publishes the material a reader needs in order to check it.