Timeline of opinion polling and survey research
This timeline covers opinion polling and survey research.
Full timeline
| Year | Month and date (if available) | Event type | Details | Geographical location |
|---|---|---|---|---|
| 1947 | May | Organization founding | The Gallup International Association is formed. It is an association of polling organizations around the world | Switzerland (Zurich) |
| 1958 | Organization founding | George Gallup consolidates all his polling operations under Gallup, Inc. | United States | |
| 1990 | Organization founding | The Times Mirror Company founds the Times Mirror Center for the People & the Press to conduct polls on politics and policy. This would later spawn the Pew Research Center | United States (Washington, D.C.) |