Expert Witness Services

Bill Hartzer provides expert witness services in matters involving internet technologies, search engines, digital marketing systems, domain name ownership, and online reputation harm. His analysis helps judges, juries, and attorneys understand how online systems function and how specific actions affected search rankings, traffic, or reputation.

Service Areas

Search Engine Optimization (SEO)

Independent, trial-tested analysis of SEO practices, algorithm impacts, ranking behavior, and allegations of wrongdoing involving search visibility.

Domain Names & Domain Disputes

Expert evaluation of domain ownership, technical DNS factors, domain theft, UDRP issues, cybersquatting, and misuse of digital assets.

Online Reputation & Defamation

Analysis of negative content, search result exposure, social amplification, false statements, and the measurable impact of online defamation.

Digital Marketing, PPC & Analytics

Evaluation of PPC campaigns, Google Ads configuration, click patterns, analytics integrity, tracking, and allegations of improper marketing conduct.

How Bill Assists Law Firms

  • Expert reports, declarations, and written analysis
  • Digital forensics on search results, domain names, and analytics data
  • Deposition and trial testimony
  • Evaluation of technical evidence and marketing systems
  • Clear explanations of complex internet processes