| Clue | Source | Date |
|---|---|---|
| Some fellows, informally | New York Times | 21 Jan 2023 |
| *Researchers on track to be profs | Universal | 05 Aug 2022 |
| Some researchers | USA Today | 03 Apr 2022 |
| Some advanced researchers, for short | New York Times | 10 Dec 2017 |
| Some advanced researchers, for short |