Anriette Esterhuysen is a human rights defender and computer networking trailblazer from South Africa. She has pioneered the use of Internet and Communications Technologies (ICTs) to promote social justice in South Africa and throughout the world, focusing on affordable Internet access. She was the executive director of Association for Progressive Communications from 2007 to 2017. In November 2019 Anriette was appointed by the Secretary-General of the United Nations to chair the Internet Governance Forum’s Multistakeholder Advisory Group.

Marjorie Heins is a writer, former civil rights/civil liberties attorney, and past director of the Free Expression Policy Project (FEPP) and the American Civil Liberties Union's Arts Censorship Project. She is the author of "Priests of Our Democracy: The Supreme Court, Academic Freedom, and the Anti-Communist Purge," which won the Hugh M. Hefner First Amendment Award in Book Publishing in 2013, and "Not in Front of the Children: Indecency, Censorship, and the Innocence of Youth," which won the American Library Association's Eli Oboler Award for Best Published Work in the Field of Intellectual Freedom in 2002.

Her most recent book is "Ironies and Complications of Free Speech: News and Commentary From the Free Expression Policy Project." She has written three other books and scores of popular and scholarly articles on free speech, censorship, constitutional law, copyright, and the arts. She has taught at New York University, the University of California - San Diego, Boston College Law School, and the American University of Paris. Since 2015, she has been a volunteer tour guide at the Metropolitan Museum of Art in New York City.