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Welton Chang

Founder and CEO, Pyrra Technologies
Washington, D.C.

Dr. Welton Chang is co-founder and CEO of Pyrra Technologies. Most recently he was the first Chief Technology Officer at Human Rights First and founded HRF's Innovation Lab. Prior to joining HRF, Welton was a senior researcher at the Johns Hopkins Applied Physics Laboratory where he led teams and developed technical solutions to address disinformation and online propaganda. Before joining APL, Welton 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.

November 23, 2020
Twitter’s recent announcement that President Trump’s account will lose special “public interest” protections was met with mixed reactions— from “too little, too late” to “look at how biased...
June 11, 2020
The Harvard College Data Analytics Group, under the auspices of Human Rights First, today launched Detained In Danger (www.detainedindanger.org), a database that tracks COVID-19 in ICE detention...