of course, that was a time when you were seeing a rise of social media and smartphones around the globe. the cost of satellite imagery and the access of it, the cost dropping and access increasing for laypeople. we began pulling that together and thinking about how we can really better meet the gold standard of any international criminal prosecution, which is ultimately to triangulate your physical evidence, say the murder weapon, soil samples, with the information people are giving you orally about what's been happening with the documentary evidence, and really these photos and videos are rich sources of data. do you think the inability to work as a journalist in many parts of the world is why open—source techniques have taken off in the last ten years? journalists can't just wander around china or wander around myanmar. i think this work is at its strongest when it's multidisciplinary, people that are coming at this from different angles,