How long has Professor Andrew Christler been teaching at Yeshiva University?
Professor Andrew Christler has been a faculty member at Yeshiva University for over 10 years.
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### Instruction:
How long has Professor Andrew Christler been teaching at Yeshiva University?

### Input: Not applicable

### Response:
Professor Andrew Christler has been a faculty member at Yeshiva University for over 10 years.<|im_end|>