| searching/browsing intersection: TC + Joachim Castellano |  |
![[picture]](http://pocketknowledge.tc.columbia.edu/pictures/use2D.jpg) Joachim CastellanoTESOL (Teaching English to Speakers of Other Languages) MA 2007, Teachers College - Columbia University. I am interested in the principled and effective utilization of technology and media, particularly in the second and foreign language learning classroom.
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