Observing 25 infants aged 4 to 10 months in a five-day inpatient sleep training program, researchers monitored levels of the stress hormone cortisol in the babies, who were left to cry themselves to sleep without being soothed.

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As I posted, this mindset derives from a Stanford program called Launchpad and involves an emphasis on building prototypes and getting fast feedback by observing how customers behave with them.

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By observing Pelini and the other coaches, "I've learned how to put together an entire program, from the training to the interaction with the administration, media and alumni, " he says.

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