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Lindsey Tonsager helps national and multinational clients in a broad range of industries anticipate and effectively evaluate legal and reputational risks under federal and state data privacy and communications laws. She co-chairs the firm’s Artificial Intelligence Initiative.

In addition to assisting clients engage strategically with the Federal Trade Commission, Federal Communications Commission, the U.S. Congress, and other federal and state regulators on a proactive basis, she has experience helping clients respond to informal investigations and enforcement actions, including by self-regulatory bodies such as the Digital Advertising Alliance and Children’s Advertising Review Unit.

  • Advised AI providers on the privacy implications of collecting and using large datasets of consumer data (including text, voice, and biometric information) to develop, train, and improve their AI solutions.
  • Represented a client on data privacy and security issues raised in connection with its acquisition of a voice and chat assistant conversational AI company. 
  • Advised numerous website operators and app developers on compliance with the Children’s Online Privacy Protection Act (COPPA) and the FTC’s COPPA Rule, including representation of website operators and app developers in responding to FTC inquiries under COPPA (with no formal complaints filed in response) and successful resolution of a children’s privacy inquiry by the Children’s Advertising Review Unit.
  • Assisted a leading ad tech company in responding to an inquiry under the Digital Advertising Alliance’s (DAA) Self-Regulatory Principles on Online Behavioral Advertising; advised numerous clients on their compliance with the DAA Principles and related mobile guidance.
  • Advised a large online services company in launching a new personalized learning service for K-12 students in compliance with federal and state student privacy laws.   
  • Counseled pharmaceutical companies, retailers, and online services in formulating email marketing campaigns that comply with the Controlling the Assault of Non-Solicited Pornography and Marketing (CAN-SPAM) Act and implementing regulations.
  • Counseled a major digital media company on the FTC’s guidance governing online reviews, endorsements, and native advertising.  
  • Advised technology and media companies regarding the Twenty-First Century Communications and Video Accessibility Act and the FCC’s implementing regulations governing advanced communications services and closed captioning of IP-delivered programming.
  • Assisted a major media company in assessing its data collection, use, and disclosure practices across its family of websites, developing a new privacy-by-design program, and implementing the program through employee training.
  • Represented the Public Broadcasting Service in negotiations and administrative proceedings relating to the distribution of statutory copyright royalties collected by the U.S. Copyright Office.
  • Represented television broadcasters in proceedings before the FCC concerning rules for a first-of-its-kind spectrum incentive auction and repacking.

Pro Bono

  • Assisted a non-profit organization in executing its social media strategy, including the development of privacy disclosures, terms of use, and an app development agreement.
  • Assisted a non-profit organization to develop an intellectual property policy for its online service.
  • Provided copyright advice to a nonprofit organization concerning its extensive music portfolio.
  • Advised a leading international anti-corruption organization on newsgathering and prepublication review issues.

Memberships and Affiliations

  • Federal Communications Bar Association, Co-Chair Northern California Chapter, former Executive Committee member
  • International Association of Privacy Professionals
  • American Bar Association, Member

Previous Experience

  • Office of Commissioner Adelstein, Federal Communications Commission, Law Clerk (Summer 2005)
  • Chambers Global, Privacy & Data Security (2021)
  • Chambers USA, Privacy & Data Security (2020)
  • Recognized by The Daily Journal on  its "2020 Top Cyber Lawyers" (2020).
  • Recognized by The Recorder on its “California Trailblazers” list (2020).
  • The Daily Journal, "Top Artificial Intelligence Lawyers” (2019)
  • Legal 500 US, Cyber Law (including Data Protection and Privacy) (2016-2017) and Advertising and Marketing (2017)
  • Northern California Super Lawyers, Communications and Media & Advertising "Rising Star" (2016-2020)
  • Washington DC Super Lawyers, Communications "Rising Star" (2013-2015)