| Term | History |
| 1 | Became a Merchant Marine at age 18 |
| 1 | Is now a Crewman |
| 1 | Gained a contact. |
| 2 | Continued as Merchant Marine at age 22 |
| 2 | Bankrupted by a rival. Gain the other trader as a Rival. |
| 3 | Became a Physician at age 26 |
| 3 | Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 3 | Promoted to rank 1 |
| 4 | Continued as Physician at age 30 |
| 4 | Make a breakthrough in your field. |
| 4 | Promoted to rank 2 |
| 5 | Continued as Physician at age 34 |
| 5 | Gained a contact. |
| 6 | Continued as Physician at age 38 |
| 6 | Moved to a new world. |
| 6 | Promoted to rank 3 |
| 7 | Continued as Physician at age 42 |
| 7 | Caught cheating in some fashion, advancing your career and research by stealing another’s work, using an alien device, taking a shortcut and so forth. |
| 7 | Nearly killed. |
| 7 | Gain an Enemy |
| 7 | Promoted to rank 4 |
| 8 | Continued as Physician at age 46 |
| 8 | Advanced training in a specialist field. |
| 9 | Continued as Physician at age 50 |
| 9 | Work leads to a considerable breakthrough. |
| 9 | Promoted to rank 5 |
| 10 | Continued as Physician at age 54 |
| 10 | A disaster or war strikes. |
| 10 | Lightly injured, no permanent damage. Fully recovered. |
| 10 | The planetary government interferes with your research for political or religious reasons. You continue working secretely. |
| 10 | Promoted to rank 6 |
| 11 | Continued as Physician at age 58 |
| 11 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 11 | Promoted to rank 7 |
| 11 | Forced to muster out. |
| 12 | Became a Scavenger at age 62 |
| 12 | Betrayed by a friend. One of your Contacts or Allies betrays you, ending your career. That Contact or Ally becomes a Rival or Enemy. |
| 13 | Aging Crisis. Owe 50,000 for medical bills. |