1. A person/firm that focuses on a particular industry (e.g. construction) or body of knowledge that reaches across industries (e.g. coaching) on a distinct topic (dramatically building builders or creating lasting behavior change in senior-level executives).
2. Generates innovative ideas and is often a contrarian.
3. Continues to add to an already impressive body of work around a distinct topic.
4. Sought-out and quoted by others.
5. The world recognizes that the person/firm deeply understands its business, the needs of its clients/industry and the larger market in which it operates.