Umana_
| 1850/1875 | missionary generation | vincenti |
| 1875/1900 | lost generation | perdenti |
| 1900/1925 | G.I. generation | vincenti |
| 1925/1945 | silent generation | perdenti |
| 1945/1960 | baby boomers | vincenti |
| 1960/1975 | baby busters | perdenti |
| 1975/2000 | internet generation | vincenti? |