Before revision:  When pulled together, these data offer increasingly comprehensive pictures of both individuals and groups interacting on different platforms, but they also allow inferences about broader target populations beyond those platforms , representing an enormous potential for the Social Sciences . Notwithstanding the many advantages of digital traces , recent studies have begun to discuss the errors that can occur when digital traces are used to learn about humans and social phenomena.
After revision:  When pulled together, these data offer increasingly comprehensive pictures of both individuals and groups interacting on different platforms, but they also allow inferences about broader target populations beyond those platforms , representing an enormous potential for the Social Sciences and a complement to survey-based research. But the use of digital traces , recent studies have begun to discuss the errors that can occur when digital traces are used to learn about humans and social phenomena.