The Interactive Advertising Bureau (IAB) is an American advertising business organization that develops industry standards, conducts research, and provides legal support for the online advertising industry. Its membership comprises more than 700 leading media companies, brands, agencies, and technology firms responsible for selling, delivering, and optimizing digital ad marketing campaigns. The IAB helps drive the industry forward through the efforts of committees and councils in various industry segments, and develops technical standards, guidelines, best practices, and other solutions to improve business outcomes for the industry. The IAB Technology Laboratory (IAB Tech Lab) is a nonprofit research and development consortium charged with producing technical standards, specifications, and protocols to support member companies. The organization is also dedicated to increasing diversity, equity, and inclusion throughout the digital industry through workforce development initiatives. Since 2012, the IAB has trained media professionals and certified their knowledge for employers and business partners, with 19,000 professionals at 1,500 companies having participated in their professional development programs.