| Intellectual exodus |
| Loss through emigration |
| Mass exodus of expertise |
| High-level personnel loss |
| Loss of skilled personnel |
| Intelligentsia's emigration |
| Exodus of trained professionals |
| Result of a professor's departure? |
| Loss caused by emigration for profit |
| Plumber's concern at the think tank? |
| Unwanted loss of intellectual workers |
| Flight of scientists to another nation, e.g. |