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 24890,31633,2011,pdf:2011:K.6,2,Speakers,speaker,Nancy Sommers,"Harvard University, Cambridge, MA",Writing in the Margins: Why Students Find Some Comments Useful and Ignore Others,p:nancy-sommers,ror:03vek6s52,pdf-2011-2011__program__entire-prog.pdf,239