Many policymakers are keen to move from policymaking by instinct and ideology to evidence-based methods
Muttai eppadi irukku (How is the egg)?" I asked the happy, albeit thoroughly confused children at a primary school in Tamil Nadu. It was 1998, and only my second assignment in the Indian Administrative Service (IAS), as a sub-collector in the state that pioneered the midday meal scheme. Scaled up to the entire country, the scheme is credited with having increased school enrolment and attendance.