rowid,id,year,session_id,ord,role,role_group,name_as_printed,affiliation_as_printed,paper_title,person_id,institution_id,source_document_id,page 15667,22672,2008,pdf:2008:E.24,3,Speakers,speaker,Janna Fox,"Carleton University, Ottawa, Ontario, Canada",‘Chalk talk’: A Principle Genre of the Mathematics Classroom,p:janna-fox,ror:02qtvee93,pdf-2008-2008__2008completeprogram.pdf,143