Author Archive

Welton Chang

Chief Technology Officer, Human Rights First

Dr. Welton Chang is Chief Technology Officer at Human Rights First. Prior to joining Human Rights First, Welton was a senior researcher at the Johns Hopkins Applied Physics Laboratory (APL) where he led teams and developed technical solutions to address disinformation and online propaganda. Before joining APL, Chang served for nearly a decade as an intelligence officer at the Defense Intelligence Agency and in the Army, including two operational tours in Iraq and a tour in South Korea. Welton received a PhD and MA from the University of Pennsylvania, an MA from Georgetown University, and a BA from Dartmouth College.

Three Ways to Clean Up the Toxic Minefields of Social Media

Safeguarding the social media ecosystem from hate speech and disinformation is all about tracking data and empowering users.


Paris Pullout Shows How The US Is Shrugging Off Its Global Leadership

If America so easily tosses aside a hard-won diplomatic victory, what else is it willing to jettison?