> If we pool all of its recommendations together — treating the vendor as one giant hiring process — we don’t find adverse impact. If we look at each position s

> If we pool all of its recommendations together — treating the vendor as one giant hiring process — we don’t find adverse impact. If we look at each position separately, as would be typical in an evaluation of adverse impact, then we expose the adverse impact in many positions. Sounds a bit like Simpson's Paradox [0] [0] https://en.wikipedia.org/wiki/Simpson%27s_paradox https://en.wikipedia.org/wiki/Simpson%27s_paradox