This document discusses challenges in using people analytics and data to make hiring and promotion decisions. It recommends using data to set a threshold for job requirements but also considering "distinguishing competencies" during interviews. For promotions, it advises promoting those with integrity and compassion over petty tyrants, as research shows the former improves business success and morale long-term. Managers are told to understand data limitations and distinguish baseline from outstanding qualifications when hiring, and to consider character and leadership impact on employees when promoting.