Mariana Petkova Author

Gladis Kersaint is Professor of Mathematics Education at the University of South Florida, USA.

Denisse R. Thompson is a Professor of Mathematics Education at the University of South Florida, USA.

Mariana Petkova has a Ph.D. in Mathematics Education from University of South Florida, USA.She worked as a Math teacher in an International Baccalaureate High School in Tampa and now works in the Educational System in Bulgaria.