She holds a Ph.D. in finance from Kent State University. Her research has been published in Fractals, International Research Journal of Finance and Economics, The Journal of Behavioral Finance, etc. She is interested in risk measurement, analysis of market crashes, phase transition and chaos. In 2009-10, Rossitsa was a visiting professor at the Facoltà di Scienze Economiche, Università della Svizzera Italiana, Lugano, Switzerland.