Global Health
Unleashing big data against disease

Just as the National Security Agency seeks to ferret out terrorists or other trouble-makers from the vast quantity of information exchanged through various electronic media, disease detectives seek to identify and track down global health trends or threats.

NSA’s snooping has raised concerns over privacy and mis-use of that information. So health officials and data experts are pre-emptively raising questions about the potential problems when using big data for epidemiology: