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First Ask Customers What They Want. Then Build Your Product

That's how Christine Schindler turned a raw technology into a popular tool to make restaurants safer.

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This story appears in the December 2020 issue of Entrepreneur. Subscribe »

Christine Schindler was obsessed with handwashing way before COVID-19 came along. 

Courtesy of PathSpot

In 2017, as foodborne illness outbreaks were plaguing businesses like Chipotle and wreaking havoc on public health across the country, she understood how to solve the problem. “No one walks into a restaurant with a vial of E. coli,” says Schindler, a biomedical engineer. “Eighty-nine percent of foodborne illness outbreaks caused by restaurants are directly linked to poor handwashing practices.” She got to work on a solution, called PathSpot, that would utilize spectral imaging to detect illness-causing contaminants on a restaurant worker’s hands, all in a matter of seconds.  

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