Dr. Kristina Johnson is the Founder & CEO, Cube Hydro Partners. Most recently, she served as Under Secretary of Energy at the U.S. Department of Energy. As Under Secretary, she was responsible for unifying and managing a broad $10.5 billion Energy and Environment portfolio, including an additional $37 billion in energy and environment investments from the American Recovery and Reinvestment Act (ARRA). Under her leadership, the Department developed an integrated Strategic Technologies Energy Plan for reducing our dependence on imported oil by 75%, achieving greenhouse gas reductions of 83% by 2050, and achieving 80% low-carbon electricity by 2035. Kristina has received numerous recognitions for contributions to her field, including the John Fritz Medal, considered the highest award given in the engineering profession.