 | This user lives in the United States of America. |
 | This user teaches at a university or other institution of higher education. |
| PhD | This user has a Doctor of Philosophy degree. |
| en | This user is a native speaker of the English language. |
| This user lives in the United States of America. |
| This user teaches at a university or other institution of higher education. |
| PhD | This user has a Doctor of Philosophy degree. |
| en | This user is a native speaker of the English language. |