Berkley Walker didn’t plan on becoming a scientist; he wanted to be an entrepreneur. And he got started early on that goal: In high school in Portland, Ore., he started a granola bar company, which helped pay for his bachelor’s degree in microbiology.
After college, Walker went to work as a product manager at an instrumentation company in Washington state, planning to go to business school and then into biotech. But a class on environmental biophysics at nearby Washington State University in 2009 changed his trajectory.
The course was about using mathematics to model physical systems in nature. “Working that math out to understand how energy
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