This certifies that Douglas Marland Crosthwait has fulfilled requirements of state law and regulations of the State Board for Educator Certification and is hereby authorized to perform duties as designated below:
| PROFESSIONAL | |||||
| Description | Effective Date | Expiration Date | Status | ||
| Counselor | 08/15/1992 | Life | Valid | ||
| Grades (PK-12) | |||||
| PROVISIONAL | |||||
| Description | Effective Date | Expiration Date | Status | ||
| Secondary Chemistry | 06/14/1984 | Life | Valid | ||
| Grades (6-12) | |||||
| Secondary Mathematics | 06/14/1984 | Life | Valid | ||
| Grades (6-12) | |||||