2012 “La miratividad en el quechua del sur de Conchucos: Una codificación dispersa,” 54 Congreso Internacional de Americanistas (ICA), Vienna, Austria
2012 “Between derivation and inflection in Quechua: An approach to the analysis of gradience in morphology,” Society for the Study of the Indigenous Languages of the Americas (SSILA), Portland, OR
2011 “Fonología remodelada: Tres africadas del quechua de Corongo,” XVI Congreso Internacional de la Asociación de Lingüística y Filología de América Latina (ALFAL), Alcalá de Henares, Spain
2010 “The derivation-inflection continuum: Evidence from aspect in Quechua,” SIL Global Linguistics Forum, Vajta, Hungary
2010 “The role of contact within evolution: The case of auxiliation in Quechua,” Society for the Study of the Indigenous Languages of the Americas (SSILA), Baltimore, MD
2009 “Auxiliation in Quechua: Internal and contact-induced motivations for change,” Linguistics Consultants Roundtable, SIL Americas Area, Catalina, AZ
2009 “Auxiliarización en el quechua: Motivaciones internas e inducidas por el contacto para el cambio lingüístico,” 53 Congreso Internacional de Americanistas (ICA), Mexico City, Mexico
2008 “Reordenimiento sintáctico dentro de construcciones verbales analíticas del quechua debido al contacto con el castellano,” XV Congreso Internacional de la Asociación de Lingüística y Filología de América Latina (ALFAL), Montevideo, Uruguay
2007 “De aspecto a modalidad en Quechua: Las categorías gramaticales de ‘común acuerdo’ versus ‘obligación’,” V Congreso de Investigaciones Lingüístico-Filológicas, Lima, Peru
2007 “Evidentiality and the co-construction of knowledge in South Conchucos Quechua,” Society for the Study of the Indigenous Languages of the Americas (SSILA), Anaheim
2006 “Evidencialidad y la co-construcción del conocimiento en el quechua,” 52 Congreso Internacional de Americanistas (ICA), Seville, Spain
2006 “Derivational aspect in Quechua,” Society for the Study of the Indigenous Languages of the Americas (SSILA), Albuquerque, NM
2005 “From directionals to past tense in Quechua,” International Conference on Historical Linguistics (ICHL), University of Wisconsin, Madison
2005 “Imperfectivity in Quechua,” Workshop on American Indigenous Languages (WAIL), University of California, Santa Barbara
2003 “The emergence of adverbial clauses in Quechua,” Society for the Study of the Indigenous Languages of the Americas (SSILA), Atlanta, GA
2002 “The emergent substitutive construction in Quechua,” Workshop on American Indigenous Languages (WAIL), University of California, Santa Barbara