Philip A. Allen won the William H. Twenhofel Medal for Twenhofel Medal recipient in 2020.
| Year | Contest | Category | For | Sources |
|---|---|---|---|---|
| 2020 | William H. Twenhofel Medal | Twenhofel Medal recipient | 1 · 2 |
Philip A. Allen won the William H. Twenhofel Medal for Twenhofel Medal recipient in 2020.
| Year | Contest | Category | For | Sources |
|---|---|---|---|---|
| 2020 | William H. Twenhofel Medal | Twenhofel Medal recipient | 1 · 2 |