Author profiles should include details that show their depth of experience and expertise in a certain niche. How they gained their work experience in the field, such as education, internships, consultations. Organizations they are associated with: nonprofit expertise volunteered, where they were a keynote speaker, group leader, article reviewer, etc. Industry affiliations such as if a vendor requests a product review, where they hold memberships or serve on a board. Awards and recognitions they have won in their field of expertise. Author accomplishments listing reputation-building publications. Links to pages backing up their authority on domains such as Wikipedia, Crunchbase, and interviews on well-known websites. Published articles on other authoritative, niche sites. Personal hobbies, interests, and/or research that have developed their expertise.