Thanks! It's my co-founder twitter.com/katiepatrick 's main hypothesis for how to bring about change: give people a 2,000 calorie count, a fitbit 10,000 steps,

Thanks! It's my co-founder twitter.com/katiepatrick 's main hypothesis for how to bring about change: give people a 2,000 calorie count, a fitbit 10,000 steps, and update them daily.