What is Gary Sztajnmans area of expertise?
Gary Sztajnmans area of expertise is data science and data product design.
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is Gary Sztajnmans area of expertise?

### Input: Not applicable

### Response:
Gary Sztajnmans area of expertise is data science and data product design.<|im_end|>