title: Twitter: big data opportunities--response.
authors.affiliation: Lazer Laboratory, Northeastern University, Boston, MA 02115, USA. Harvard Kennedy School, Harvard University, Cambridge, MA 02138, USA. d.lazer@neu.edu.
authors.forename: David
authors.initials: D
authors.lastname: Lazer
authors.affiliation: Lazer Laboratory, Northeastern University, Boston, MA 02115, USA. Institute for Quantitative Social Science, Harvard University, Cambridge, MA 02138, USA. University of Houston, Houston, TX 77204, USA.
authors.forename: Ryan
authors.initials: R
authors.lastname: Kennedy
authors.affiliation: Institute for Quantitative Social Science, Harvard University, Cambridge, MA 02138, USA.
authors.forename: Gary
authors.initials: G
authors.lastname: King
authors.affiliation: Laboratory for the Modeling of Biological and Sociotechnical Systems, Northeastern University, Boston, MA 02115, USA. Institute for Scientific Interchange Foundation, Turin, Italy. Institute for Quantitative Social Science, Harvard University, Cambridge, MA 02138, USA.
authors.forename: Alessandro
authors.initials: A
authors.lastname: Vespignani
mesh_terms: D004196:Disease Outbreaks; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology*; D009819:Office Visits / Q000639:trends*; D061108:Social Media / Q000706:statistics & numerical data*