The essential evolution: personnel, human resources, talentship -- What is a decision science applied to talent? -- The HC bridge framework: pivot-points in impact, effectiveness, and efficiency -- Impact: finding the strategy pivot-points -- Impact: linking strategic pivot-points to organization and talent -- Effectiveness: aligning the pivotal interactions and actions through culture and capacity -- Effectiveness: the strategic portfolio of talent programs and practices -- Efficiency: making the pivotal organization and talent investments -- Organization and talent measurement and analytics -- Making talentship work -- Bibliography -- About the authors.