Roseanne Wincek is a venture capital investor at Renegade Partners who started as a PhD biophysics student at Berkeley before becoming a startup founder and then entering venture capital, giving her an unusual scientific approach to evaluating technology claims. She focuses on what she calls the supercritical stage of company growth and approaches venture capital like an academic discipline, emphasizing go-to-market strategy as much as product development in her investment decisions. Roseanne Wincek is a venture capital investor at Renegade Partners who started as a PhD biophysics student at Berkeley before becoming a startup founder and then entering venture capital, giving her an unusual scientific approach to evaluating technology claims. She focuses on what she calls the supercritical stage of company growth and approaches venture capital like an academic discipline, emphasizing go-to-market strategy as much as product development in her investment decisions.