and related to this quote.
Interviewing job candidates is tough, especially because some candidates are a lot better at interviewing than they are at working.
They go on in the article to say about three effective interview questions
Go through each job and ask the same three questions:
1. How did you find out about the job?
2. What did you like about the job before you started?
3. Why did you leave?
You can read more about it here.