KERALA RISING · FROM EXPORTING PEOPLE TO EXPORTING IDEAS participation, the one health behaviour it is entirely safe to celebrate. This chapter is written with deliberate restraint, because health is where a recognition engine could do harm if it were pointed at the wrong thing. The program rewards showing up, a walk, a screening, a donation, and never a clinical number, a diagnosis, or a body. The boundaries described here are not caveats bolted on at the end; they are part of the design, and they are the reason the program is safe to run. The behaviour we want to make ordinary Kerala leads India on most health indicators and now carries a heavy non-communicable-disease burden. Roughly one adult in four lives with diabetes; among the highest rates in India, and among those with the condition, only a small fraction have it under control. The decisive behaviours, regular movement, attending a screening, controlling a known condition, donating blood, registering as an organ donor, completing vaccination, are individual, repeated, and unrewarded. The person who walks every morning and keeps their condition in check receives no signal that it counts. This is the same shape as literacy: the capacity exists (clinics, camps, the Aardram primary-care 176