This American Organization of Nurse Executives paper  lays out some of the crucial things for nurse executives needing to succeed in population health include (besides the stars, the moon and the sky):

• Communication, including relationship building.
• Knowledge of   delivery models,  healthcare economics, regulatory policy, governance, evidence-based practice and outcome management,  utilization/case management and risk management.
• Systems thinking.
• Succession management..
• Management skills in human resources, strategy and technology implementation.