| Clue | Source | Date |
|---|---|---|
| Speaker's round trip, perhaps (7,4) | Puzzler | 08 Jul 2024 |
| Series of talks given at various venues (7,4) | ||
| Speaker's round trip, perhaps (7,4) | Puzzler | 14 Feb 2024 |
| Series of visits to colleges, maybe | ||
| Series of visits to colleges, maybe | New York Times | 06 Dec 2019 |