Board

Alan Chapell, Chair
President, Chapell & Associates (Representing Eyeota)
Alan Chapell has worked with dozens of premium adtech and martech companies as outside counsel and privacy advisor. He founded the privacy program at Jupiter Research in 1996, and later helped develop DoubleClick’s research product suite. He founded Chapell & Associates in October of 2003. Chapell is a member of the New York bar as well as a Certified Information Privacy Professional.

Ghita Harris-Newton
Director of Government Affairs & Public Policy, Google
Ghita is the Director of Government Affairs & Public Policy for Ads & Commerce at Google, where she leads the team of public policy experts dedicated to supporting Google’s Ads and Commerce businesses. She has over 20 years of legal and policy experience with particular expertise in digital advertising, privacy and technology. Prior to joining Google, Ghita was the Chief Privacy Officer and VP of Legal at Quantcast. She has also worked at Yahoo, as the Assistant General Counsel and Global Head of Privacy Law & Privacy Policy, in private practice, and in U.S. Federal District Court. Ghita has a JD, Magna Cum Laude, from Georgetown University Law Center and a B.A. in Mass Communications, Summa Cum Laude, from James Madison University.

Ken Dreifach, Treasurer
Shareholder, ZwillGen (Representing NextRoll)
Ken Dreifach is completing his second term on the NAI Board of Directors, on behalf of AdRoll. Since 2000, Ken has served in a variety of high-profile roles across the data governance and privacy landscape — as a regulator, a General Counsel and Chief Privacy Officer, and as outside counsel to a range of web-based, mobile, and “offline” data companies. He frequently appears before the FTC and State Attorneys General, usually on behalf of ad tech companies.

Paul Harrison
Co-Founder & Chief Technology Officer, Simpli.fi
Paul Harrison is a founding member of Simpli.fi, and holds the position of Chief Technology Officer. In this capacity he drives and oversees the development of Simpli.fi’s proprietary technology. Prior to Simpli.fi, Harrison served as Chief Technology Officer of Collective, and was responsible for the development of the AMP Platform. Previously, he was a founding member, President, and Chief Technology Officer for Personifi, where he set the technological vision for the company. With over 20 years of experience, Harrison brings strategic insight to Simpli.fi from various perspectives, including operations, technology, and compliance. He has founded/held key leadership roles at numerous entities including Mejoris, Lexica, InsureZone, and Mednet Connect and has also been on the NAI board since 2019.

Ashwin Navin
CEO & Co-Founder, Samba TV
Ashwin Navin, CEO and Co-Founder of Samba TV, has spearheaded a revolution in the way video content providers and advertisers connect with their CTV audiences. Since founding Samba TV in 2008, the company has become a global leader in first-party data for Connected TV (CTV) and omniscreen advertising and analytics. Samba TV’s software is integrated at the chipset level into 24 of the leading, global CTV brands, providing first-party insight into viewership data across broadcast, cable, over-the-top, and digital media from millions of devices across the globe. The company’s AI-driven tech stack and comprehensive, highly accurate first-party data drives connectivity and discovery across viewers, brands, programmers, and platforms.

Tamera Reynolds
Senior Partner, GroupM, Associate General Counsel N.A.
Tamera Reynolds, Associate General Counsel N.A, GroupM, is responsible for strategic tech and data partnerships, data privacy and compliance across GroupM N.A. and certain GroupM affiliates, including Xaxis. Reynolds joined GroupM from Xaxis, where she served as VP, Global Legal Counsel for over 3 years. Responsibilities at Xaxis included legal support across a broad range of business functions including technology partnerships, intellectual property, strategic partnerships, and new initiatives. Prior to joining Xaxis, Reynolds served as VP, Business and Legal Affairs at Mode Media for over 8 years. Reynolds also co-founded a digital media and lifestyle website targeting African American women and served as COO and a Board Director. Reynolds earned a B.A. from Penn State University and a J.D. from the University of Colorado.

Alexia Rosenberg
Head of Legal & Business Affairs, Outbrain
Alexia Rosenberg, Head of Legal and Business Affairs at Outbrain, specializes in the online advertising technology industry, having had a leading role at LoopMe acting as General Counsel. Rosenberg has led global teams and worked with multiple stakeholders to ensure compliance across complex jurisdictions. Rosenberg has led Outbrain and LoopMe’s global privacy programs, ensuring that customer and user transparency are at the forefront of these programs.

Guinevere Jobson
Deputy General Counsel, Quantcast
As General Counsel, Guinevere Jobson leads Quantcast’s legal, privacy and policy teams globally. She partners with stakeholders across the business, employing her extensive experience to navigate day-to-day commercial and corporate matters as well as regulatory enforcement, corporate crisis and change management, and risk mitigation. She is passionate about bringing strategy to fruition through executional excellence.

Brooks Dobbs
Data Privacy General Manager, The Trade Desk
Brooks Dobbs is an industry veteran who has worked in digital privacy for over 20 years. He previously served as the Chief Privacy Officer for KBMG/Wunderman Inc. He has served twice on the NAI board, including serving as its first Chairman. Dobbs has worked in many self-regulatory, public policy and privacy enhancing technology areas including the initial NAI code, numerous W3C initiatives, the IAB EU’s Transparency and Consent Framework, efforts surrounding the Partnership for Responsible Addressable Media (PRAM), and ongoing work to make Unified ID 2.0 available to the broader ad tech ecosystem.

Rachel Glasser
Chief Privacy Officer, Magnite
Rachel Glasser is the chief privacy officer at Magnite, the world’s largest independent sell side platform. Rachel’s focus is on appropriate data collection and use in advertising technologies, data management and optimization, compliance with privacy laws and regulations, and data privacy education. Rachel is responsible for Magnite’s overall compliance with various data privacy laws and regulations including the GDPR and emerging US laws. Prior to her work at Magnite, Rachel was chief privacy officer at Wunderman Thompson, a digital agency focusing on data management, services and support. She has 15 years’ experience in digital marketing where she began her career by overseeing paid search and social media campaigns across a variety of clients and verticals. Rachel has also worked with the Office of the Attorney General of the State of New York – Internet Bureau, Nielsen, and with the ESRB Privacy Certified, a COPPA Safe Harbor. She has a Bachelor of Arts in politics from Brandeis University and a Juris Doctor from Brooklyn Law School. She is admitted to practice law in New York and New Jersey and is a CIPP/US.

Karen Miller Reese
Vice President & Chief Privacy Officer, Yahoo
Karen Miller Reese is Vice President and Chief Privacy Officer at Yahoo where she is the leader of a global privacy, cybersecurity and data strategy team of attorneys, privacy and policy professionals and technologists in support of Yahoo’s worldwide privacy program. She has over twenty years of experience in digital media and advertising, technology and intellectual property. Prior to leading Yahoo’s privacy program, Karen was a commercial transactions attorney at AOL and prior to her almost 17 year career at AOL/Yahoo, Karen was an associate at Venable LLP in Venable’s IP Litigation practice. Karen has a JD with high honors from Syracuse University and a double major in Psychology and Political Science with high honors from James Madison University with a minor in Criminal Justice.

Joshua Koran
Chief Product Officer, InMarket
Joshua Koran is the Chief Product Officer at InMarket, bringing over 25 years of product development and innovation experience from companies like AT&T, Yahoo!, Zeta, Sizmek and ValueClick. Prior to joining InMarket, Joshua served as Executive Vice President of Data and Policy at Criteo. Throughout his career, Joshua has also been a vocal advocate to protect and balance people’s important privacy rights. His efforts include being a leading contributor to the Internet privacy standards, such as the self-regulatory codes of conduct for NAI & MMA as well as co-architecting AdChoices and IAB Transparency & Consent Framework for GDPR compliance. Recently, Joshua has been supporting the next generation of Open Web interoperability standards and guidelines development via his contributions to the W3C, ANA Partnership for Responsible Addressable Media, Prebid, IAB EU and IAB TechLab. As a result of his contributions in the digital space, Joshua has been granted 26 patents. Joshua has also been recognized by Business Insider as “tech expert determining the future of digital advertising” and by Adweek as a top 12 ecosystem innovators for his contributions to the field.

Budi Tanzi
Vice President of Product, Experian
Budi Tanzi is the Vice President of Product at Experian Marketing Services, overseeing all Identity Products including the legacy Tapad Graph. Prior to joining Experian, Budi worked at various stakeholders of the ad-tech ecosystem, such as Tapad, Sizmek and StrikeAd. During his career, he held leadership roles in both Product Management and Solution Engineering. Budi has been living in New York for almost 11 years and enjoys being outdoors as well as sailing around NYC whenever possible.Â
Alan Chapell, Chair
Alan Chapell began his career at a boutique direct marketing agency in Connecticut. In 1996, he founded the privacy program at Jupiter Research, an Internet research firm. After his tenure at Jupiter, Chapell helped develop DoubleClick’s research product suite. He founded Chapell & Associates in October of 2003. Over the past 16 years, Chapell has worked with dozens of premium adtech and martech companies as outside counsel and privacy advisor. Chapell graduated from the University of Connecticut and Fordham University School of Law and is a member of the New York bar as well as a Certified Information Privacy Professional. He’s also a sought after speaker and a regulator contributor to Adexchanger and other publications.
Ghita Harris-Newton
Ghita is the Director of Government Affairs & Public Policy for Ads & Commerce at Google, where she leads the team of public policy experts dedicated to supporting Google’s Ads and Commerce businesses. She has over 20 years of legal and policy experience with particular expertise in digital advertising, privacy and technology. Prior to joining Google, Ghita was the Chief Privacy Officer and VP of Legal at Quantcast. She has also worked at Yahoo, as the Assistant General Counsel and Global Head of Privacy Law & Privacy Policy, in private practice, and in U.S. Federal District Court. Ghita has a JD, Magna Cum Laude, from Georgetown University Law Center and a B.A. in Mass Communications, Summa Cum Laude, from James Madison University.
Ken Dreifach, Treasurer
Ken Dreifach sits on the NAI board on behalf of AdRoll, the retargeting and prospecting platform. Since 2000, Ken has served in a variety of high-profile roles in the digital advertising landscape: as a regulator, General Counsel and Chief Privacy Officer, and currently as outside counsel to numerous NAI members and other web-based, mobile, and data services companies.
As LiveRamp’s General Counsel and Chief Privacy Officer from 2010 to 2015, Ken helped pioneer the data “onboarding” model and privacy best practices related to it. Prior to that, Ken was Chief of the New York Attorney General’s Internet Bureau, where, among other privacy enforcement actions, he oversaw the investigation and settlement arising from DoubleClick’s purchase of Abacus, which set a key precedent regarding online data “merger” practices. Ken began his career as a judicial clerk for Judge Phyllis Kravitch (U.S. Court of Appeals, 11th Circuit) after graduating from NYU School of Law.
Paul Harrison
Paul Harrison is a founding member of Simpli.fi, and holds the position of Chief Technology Officer. In this capacity he drives and oversees the development of Simpli.fi’s proprietary technology.
Prior to Simpli.fi, Harrison served as Chief Technology Officer of Collective, and was responsible for the development of the AMP Platform. Previously, he was a founding member, President, and Chief Technology Officer for Personifi, where he set the technological vision for the company. With over 20 years of experience, Harrison brings strategic insight to Simpli.fi from various perspectives, including operations, technology, and compliance. He has founded/held key leadership roles at numerous entities including Mejoris, Lexica, InsureZone, and Mednet Connect.
Harrison holds an MBA from the University of Liverpool, and a Bachelor’s Degree in Business Administration from Texas A&M University. He served as an adjunct professor at Harding University for 8 years, where he taught International Business and Multi-National Business.
Ashwin Navin
Ashwin Navin, CEO and Co-Founder of Samba TV, has spearheaded a revolution in the way video content providers and advertisers connect with their CTV audiences. Since founding Samba TV in 2008, the company has become a global leader in first-party data for Connected TV (CTV) and omniscreen advertising and analytics. Samba TV’s software is integrated at the chipset level into 24 of the leading, global CTV brands, providing first-party insight into viewership data across broadcast, cable, over-the-top, and digital media from millions of devices across the globe. The company’s AI-driven tech stack and comprehensive, highly accurate first-party data drives connectivity and discovery across viewers, brands, programmers, and platforms.
Tamera Reynolds
Tamera is Associate General Counsel for GroupM Worldwide. In this role, she is responsible for strategic tech and data partnerships, data privacy and compliance across GroupM and a collection of GroupM agencies. Tamera joined the GroupM Central Legal Team from Xaxis, where she served as VP, Global Legal Counsel for over 3 years. While at Xaxis, she led (and continues to lead) legal and privacy support across a broad range of business functions including technology partnerships, intellectual property, privacy, and new business and policy initiatives. Prior to joining Xaxis, Tamera served as VP, Business and Legal Affairs at Mode Media for over 8 years and was responsible for management of the legal services function. In between several years of law firm life in Colorado and New York and in-house counsel life, Tamera co-founded a digital media and lifestyle website targeting African American women where she served as COO and a Board Director. Tamera received a B.A. in Psychology from Penn State University and a J.D. from the University of Colorado. She is the proud mother of a young daughter that she only half-jokingly says often tests her negotiation skills. As a quarantine hobby, Tamera has decided to challenge the right side of her brain and is learning to play the piano.
Alexia Rosenberg
Alexia Rosenberg, Head of Legal and Business Affairs at Outbrain, specializes in the online advertising technology industry, having had a leading role at LoopMe acting as General Counsel. Rosenberg has led global teams and worked with multiple stakeholders to ensure compliance across complex jurisdictions. Rosenberg has led Outbrain and LoopMe’s global privacy programs, ensuring that customer and user transparency are at the forefront of these programs.
Guinevere Jobson
As General Counsel, Guinevere Jobson leads Quantcast’s legal, privacy and policy teams globally. She partners with stakeholders across the business, employing her extensive experience to navigate day-to-day commercial and corporate matters as well as regulatory enforcement, corporate crisis and change management, and risk mitigation. She is passionate about bringing strategy to fruition through executional excellence.
Before joining Quantcast, Guinevere spent more than ten years as a litigator at law firm Fenwick & West in intellectual property and complex commercial disputes, as well as a year as a visiting Foreign Attorney at Allen & Overy’s Paris office.
Guinevere is active in the legal community, supporting women in law and technology through participation in TechGC and ChIPs. She earned her Juris Doctor from American University, Washington College of Law and her Bachelor of Arts from the University of California, Berkeley.
Brooks Dobbs
Brooks Dobbs is an industry veteran who has worked in digital privacy for over 20 years. He previously served as the Chief Privacy Officer for KBMG/Wunderman Inc. He has served twice on the NAI board, including serving as its first Chairman. Dobbs has worked in many self-regulatory, public policy and privacy enhancing technology areas including the initial NAI code, numerous W3C initiatives, the IAB EU’s Transparency and Consent Framework, efforts surrounding the Partnership for Responsible Addressable Media (PRAM), and ongoing work to make Unified ID 2.0 available to the broader ad tech ecosystem.
Rachel Glasser
Rachel Glasser is the chief privacy officer at Magnite, the world’s largest independent sell side platform. Rachel’s focus is on appropriate data collection and use in advertising technologies, data management and optimization, compliance with privacy laws and regulations, and data privacy education. Rachel is responsible for Magnite’s overall compliance with various data privacy laws and regulations including the GDPR and emerging US laws. Prior to her work at Magnite, Rachel was chief privacy officer at Wunderman Thompson, a digital agency focusing on data management, services and support. She has 15 years’ experience in digital marketing where she began her career by overseeing paid search and social media campaigns across a variety of clients and verticals. Rachel has also worked with the Office of the Attorney General of the State of New York – Internet Bureau, Nielsen, and with the ESRB Privacy Certified, a COPPA Safe Harbor. She has a Bachelor of Arts in politics from Brandeis University and a Juris Doctor from Brooklyn Law School. She is admitted to practice law in New York and New Jersey and is a CIPP/US.
Karen Miller Reese
Karen Miller Reese is Vice President and Chief Privacy Officer at Yahoo where she is the leader of a global privacy, cybersecurity and data strategy team of attorneys, privacy and policy professionals and technologists in support of Yahoo’s worldwide privacy program. She has over twenty years of experience in digital media and advertising, technology and intellectual property. Prior to leading Yahoo’s privacy program, Karen was a commercial transactions attorney at AOL and prior to her almost 17 year career at AOL/Yahoo, Karen was an associate at Venable LLP in Venable’s IP Litigation practice. Karen has a JD with high honors from Syracuse University and a double major in Psychology and Political Science with high honors from James Madison University with a minor in Criminal Justice.
Joshua Koran
Joshua Koran is the Chief Product Officer at InMarket, bringing over 25 years of product development and innovation experience from companies like AT&T, Yahoo!, Zeta, Sizmek and ValueClick. Prior to joining InMarket, Joshua served as Executive Vice President of Data and Policy at Criteo.
Throughout his career, Joshua has also been a vocal advocate to protect and balance people’s important privacy rights. His efforts include being a leading contributor to the Internet privacy standards, such as the self-regulatory codes of conduct for NAI & MMA as well as co-architecting AdChoices and IAB Transparency & Consent Framework for GDPR compliance. Recently, Joshua has been supporting the next generation of Open Web interoperability standards and guidelines development via his contributions to the W3C, ANA Partnership for Responsible Addressable Media, Prebid, IAB EU and IAB TechLab.
As a result of his contributions in the digital space, Joshua has been granted 26 patents. Joshua has also been recognized by Business Insider as “tech expert determining the future of digital advertising” and by Adweek as a top 12 ecosystem innovators for his contributions to the field.
Budi Tanzi
Budi Tanzi is the Vice President of Product at Experian Marketing Services, overseeing all Identity Products including the legacy Tapad Graph. Prior to joining Experian, Budi worked at various stakeholders of the ad-tech ecosystem, such as Tapad, Sizmek and StrikeAd. During his career, he held leadership roles in both Product Management and Solution Engineering. Budi has been living in New York for almost 11 years and enjoys being outdoors as well as sailing around NYC whenever possible.