How to Reduce the Noise in an Interview

Most of the best programmers are in the 80% who prefer to do a standard tecnicalinerview because it takes les their time and is faster. Almost all interviewers feel that free form interviews, they think they are more accurate than structured interviews. The first thing you have to hold an interview is essentially to evaluate variance in candidates. And no excuse not to use them for predicting success on the job. We should all be using them as much as we possibly can.