I am the founder and chairperson of the Geogebra Institute of Queens, NY. Our mission is create awareness of GeoGebra and its uses at all levels of Mathematics teaching, with an emphasis on training secondary level teachers to incorporate Ggb into their classroom instruction. I work as a faculty member in the mathematics department of CUNY Queens College. I teach undergraduate and graduate courses in Mathematics and Math Education. My interests include the purposeful use of technology in the teaching and learning of mathematics at all levels.