| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Citizen (Colonist). |
| 1 |
22 |
Political upheaval strikes Ervin Horton's homeworld, and Ervin Horton is caught up in the revolution. |
| 1 |
22 |
Promoted to Citizen (Colonist) rank 1. |
| 2 |
22 |
Continued as Citizen (Colonist). |
| 2 |
25 |
A revolution, attack or other unusual event throws Ervin Horton's life into chaos, forcing Ervin Horton to leave the planet. |
| 3 |
25 |
Became a Scholar (Field Researcher). |
| 3 |
27 |
Caught cheating in some fashion, advancing Ervin Horton's career and research by stealing another’s work, using an alien device, taking a shortcut and so forth. |
| 3 |
27 |
A rival researcher blackens Ervin Horton's name or steals Ervin Horton's research. Gain a Rival. |
| 3 |
27 |
Gain an Enemy |
| 3 |
29 |
Promoted to Scholar (Field Researcher) rank 1. |
| 4 |
29 |
Attempted to change assignments. |
| 4 |
29 |
Switched to Scholar (Physician) with previous rank. |
| 4 |
31 |
Win a prestigious prize for Ervin Horton's work. |