The Department of Bicultural-Bilingual Studies proudly announces the dissertation defense of : Armando Garza Ayala Doctoral Candidate for the Ph.D. in Culture, Literacy, and Language Dissertation title: LANGUAGE NEGOTIATIONS AND MEDIATIONS IN MIDDLE-GRADES MATHEMATICS CLASSROOMS: A BINATIONAL ETHNOGRAPHIC STUDY Date & Time : Friday, April 24th, 2015 at 10:00 a.m. Location: MB 3.112A (BBL Conference Room-Main Campus) Dissertation Chair: Juliet Langman, Ph.D. Dissertation Committee Members: Patricia Sánchez<http://education.utsa.edu/faculty/profile/patricia.sanchez@uts...;, Ph.D. Peter Sayer, Ph.D. Jorge L. Solís<http://education.utsa.edu/faculty/profile/jorge.solis@utsa.edu>;, Ph.D.