William Baker is a partner with more than 35 years in postal, privacy, and consumer marketing law. 

He represents the leading trade associations for First Class business mailers and for newspaper and magazine publishers, as well as individual businesses, in rate cases, litigation, rulemaking, counseling, and legislative matters involving the rates and classifications of the United States Postal Service (USPS) before the Postal Regulatory Commission, the courts, and the Congress. He also advises clients on mailing issues, negotiated service agreements, the Private Express Statutes, and logistics/delivery matters. 

Mr. Baker also handles a wide range of marketing, privacy, compliance, and data security issues arising under the Telephone Consumer Protection Act (TCPA), the CAN-SPAM Act, the Do Not Call Act, the Children’s Online Privacy Protection Act (COPPA), state data privacy laws, and international privacy and data transfer laws. 

Representative Experience

  • Participated in every major proceeding before the Postal Regulatory Commission since 1987, including rate cases, rulemakings, changes in the nature of service cases, and annual compliance reviews.
  • Persuaded the Postal Regulatory Commission to prevent the Postal Service from offering an address correction service in direct competition with its private sector licensees.
  • Spearheaded successful effort to persuade Postal Regulatory Commission to accept, growth incentives in First-Class and Marketing Mail.
  • Successfully opposed efforts by the Postal Service to change the methodology used to set mail preparation discounts that would have significantly reduced mailer incentives to presort efficiently, and how to measure.
  • Successfully opposed an effort by the Postal Service to favor its own postage payment system over private payment systems for a new service.
  • Defended the flat editorial pound charge in Periodicals mail rate design.
  • Represented publishers in challenging Postal Service proposal to reduce service standards.
  • Successfully urged the Postal Regulatory Commission to limit the frequency of rate increases for monopoly mail products.
  • Advises publishers and others regarding the scope, restrictions, and exceptions to the Private Express Statutes.
  • Counseled clients regarding proposed and enacted Congressional legislation.
  • Extensive experience in counseling marketing and information professionals regarding compliance with the Telephone Consumer Protection Act (TCPA), the Telemarketing Sales Rule, the CAN-SPAM Act, the Children’s Online Privacy Protection Act, and other privacy laws when providing information and advertising via telephone, mobile apps, email, text messaging, websites, social media or direct mail.
  • Assists clients in developing and revising privacy policies and website terms of use and on data security matters.
  • Served as outside general counsel to leading online industry self-regulatory privacy organization.

Honors & Awards

  • Certified Information Privacy Professional-U.S., International Association of Privacy Professionals, since 2008

Publications and Speeches

  • Speaker, “Legal & Practical consequences of No Postal Governors,” The Continuity Shippers Association 21st Anniversary Invitational Postal Seminar (Hershey, Pennsylvania September 2025)
  • Speaker, “Legal & Practical consequences of No Postal Governors,” The Continuity Shippers Association 21st Anniversary Invitational Postal Seminar (Hershey, Pennsylvania September 2024)
  • Moderator, “Demystifying the Government Role in IoT Regulation," ABA National Institute on the Internet of Things (Washington, D.C. March 28, 2019)
  • Moderator and Speaker, “Privacy and Data Security,” Arizona State University/ABA Section of Science & Technology Law Smart Cities (Phoenix, Arizona Feb. 22, 2019)
  • Moderator, “SciTech Focus on Blockchain: Introduction to Blockchain,” ABA CLE-Teleconference (October 24, 2018)
  • Moderator, “Of Hal, Skynet and iRobot,” ABA National Institute on the Internet of Things (Washington, D.C. May 2018)
  • Speaker, “Legal & Practical consequences of No Postal Governors,” The Continuity Shippers Association 21st Anniversary Invitational Postal Seminar (Williamsburg, Virginia September 7, 2017)
  • Mailability of Marijuana-Related Advertising Under the Postal Law,” The SciTech Lawyer (Spring 2017)
  • What happens To Your Big Data After You Die?” The SciTech Lawyer (Winter 2016)
  • USPS Can’t Reject Mailings With Marijuana Ads,” with Paul J. Boyle, Presstime Update (January 20, 2016) (http://www.naa.org/Public-Policy/Government-Affairs/Postal-Affairs/USPS-Cant-Reject-Mailings)
  • “Mobile Marketing Complicates Legal Compliance,” The SciTech Lawyer (Summer 2013)
  • “Who Owns ‘My’ Personal Information?” BNA Bloomberg Privacy & Security Law Report, 11 PVLR 1062 (July 2, 2012) & BNA Bloomberg Electronic Commerce Report, 17 ECLR 1218 (July 4, 2012)

Civic Involvement

  • Co-Founder, Youth Ultimate League of Arlington (2012-2013)

  • President, Christ Church Alexandria, Virginia, Foundation
  • Former member, Arlington County Fiscal Affairs Advisory Commission and Arlington Public Schools Budget Advisory Council

Memberships and Affiliations

  • Member, American Bar Association House of Delegates (2019-2021)
  • Chair, Section of Science & Technology Law, American Bar Association (August 2018-August 2019)
  • Member, Professional Editorial Board of Jurimetrics law journal published by the Sandra Day O’Connor School of Law at Arizona State University
  • Life Fellow, American Bar Foundation

News, Events & Insights

Education

University of Virginia, J.D.

University of Virginia, B.A. (Economics)

Previous Experience

  • Wiley Rein LLP, Partner 

Admissions

  • District of Columbia
  • New York
  • U.S. Court of Appeals for the 4th Circuit
  • U.S. Court of Appeals for the 9th Circuit
  • U.S. District Court for the District of Columbia

Recent News

Jump to Page

By using this site, you agree to our updated Privacy Policy and our Terms of Use