We investigate the possibility that females and males had a distinct path in the evolution of prosociality and competitiveness. We collected experimental data measuring preferences for individual competition and in-group cooperation for a randomly selected sample of 751 individuals in Sierra...

We document the historical roots and contemporary consequences of masculinity norms: beliefs about the proper conduct of men. We exploit a natural experiment in which convict transportation in the 18th and 19th centuries created a variegated spatial pattern of sex ratios across Australia. Areas...

We examine a novel hypothesis that roots human prosociality in the need to elicit and sustain help from others for the purpose of raising children, i.e. allomaternal care. We design an economic experiment to characterize the relationship between allomaternal care and cooperative behavior among a...

This study assess the impact of a classroom-based positive psychology intervention on improving academic performance by conducting a Randomised Control Trial (RCT) with 899 school-aged children (10-14) years across 29 schools in Pakistan. The study finds limited evidence that the RCT had an...

We evaluate the long-term impact of treating maternal depression on women’s financial empowerment and parenting decisions. We leverage experimental variation induced by a cluster-randomized control trial that provided psychotherapy to perinatally depressed mothers in rural Pakistan. It was one...

We use an incentivized experiment to measure the risk and time preferences of truant adolescents and their parents. We find that adolescent preferences do not predict school attendance and that a unique police-school partnership program targeting school absences was most effective in reducing...