"Sergio G. Lazzarini is the Chafi Haddad Professor of Management at Insper in Brazil. He is the Director of Insper Metricis, a center dedicated to the study of impact management and measurement. Sergio has held visiting positions at Harvard University (2010, 2012), University of St Gallen...

The public debate is rife with polarized views of how to deliver essential services such as education, health, and security. While some tout privatization as a way to supplant bad governments, others warn that private firms maximize profits at the expense of socially oriented service attributes....