Ronald James Deibert OC OOnt[1] (born 1964)[2] is a Canadian professor of political science, philosopher, founder and director of the Citizen Lab at the Munk School of Global Affairs, University of Toronto.

As founder and director of the Citizen Lab, Deibert has overseen and been a contributing author to more than 170 reports[5] covering research on cyber espionage, commercial spyware, Internet censorship, and human rights.

Writing for the Guardian in 2021, John Naughton said "Deibert has built a formidable team that functions as a kind of National Security Agency for civil society.

"[6] In 2020, he gave the annual Massey Lectures for the Canadian Broadcasting Corporation, and they were published in book form under the title Reset: Reclaiming the Internet for Civil Society.

[29] In 2013, he was made a Member of the Order of Ontario[30] and awarded the Queen Elizabeth II Diamond Jubilee Medal, for being "among the first to recognize and take measures to mitigate growing threats to communications rights, openness and security worldwide.