John Harrington is a partner in Harrington Associates, LLC, which has for more than 20 years managed the BIPAD numbering system. For many of those years, until 2015 published The New Single Copy newsletter and produced the Magazine Retail Sales Experience series of studies, provided services to the periodical distribution industry. They also worked with individual wholesalers, publishers, and national distributors. Additionally, he conducted workshop and seminar programs for major publishers, national distributors, and wholesalers. He spoke at meetings of the MPA-The Association of Magazine Media, Distripress, The Periodical and Book Association of America, the Periodical Wholesalers of North America, and lectured at several universities. He is a director of the Magazine Innovation Center at the Meek School of Journalism at the University of Mississippi and has spoken at conferences held there. He is an author; and he and his work have often been quoted and cited in publications such of The New York Times The Wall Street Journal, The New York Post, Advertising Age, and AdWeek, as well as numerous retail trade publications. Harrington Associates was founded in July of 1996. For nearly twenty years prior to establishing Harrington Associates, John Harrington worked for the Council for Periodical Distributors Associations, the trade association for periodical wholesalers in the United States and Canada, first as the editor of CPDA News, then as the executive vice president, and he was named the president in 1986.

Eileen Harrington has worked in several areas of communications, as a reporter, freelance writer, and in various areas of public relations for non-profit organizations. She has attended numerous conferences on magazine publishing and distribution. In her earlier career as a teacher, she taught history at the secondary and college levels, and contributed to educational journals and conferences. She has degrees from Columbia University and the College of New Rochelle.