Greg's guest today is CEO and Founder of Openwater, Dr. Mary Lou Jepsen. They discuss the company's goal of creating non-invasive imaging technologies, with high resolution and low costs. This technology can also see what the brain is doing and thinking by looking at the use of oxygen by the brain. Follow Dr. Jepsen on Twitter: @mljmljmlj, and visit her website at https://www.maryloujepsen.com/.