The US Constitution does not expressly provide a right to privacy, but the California Constitution does.

1. Under the federal constitution, how would an employee assert a privacy challenge?
2. In California, can an employee assert a privacy challenge against a private employer? If so, what are the factors involved in this cause of action? How can an employer defend from such an allegation?
3. Overall, in reviewing privacy in the workplace, how much of a right to privacy exists at work?