Kevin Parker is the chairman and CEO of HireVue, a platform for automating job interviews. Hirevue combines video interviews of job applicants with an AI-powered algorithms that can filter for qualifications faster than any HR team. Of course, an algorithm doesn’t evaluate candidates the same way a human could. Like any breakthrough in machine learning, it’s a grab bag of promising signals, emerging from the noise, and, well, noise. As Kevin will tell you, though, the signal-to-noise ratio is falling fast.