• “Indigenous Struggles as Epistomology: Rights of Nature and Good Living,” Presentation at the American Sociological Association’s Annual Meeting for the Section on Political Economy of the World System Invited Session: Indigenous Peoples and Self-Determination in New York City, August 10, 2013.
  • Panel Presentation: “Vulnerable Persons, Human Rights, and the Role of NGOs,” at the Conference on Power and Justice in the Contemporary World-Economy (Political Economy and World Systems Mini Conference). New York City, August 9, 2013
  • “Moving Beyond Human/Nature Hierarchies by Transcending Development,” presentation at the Pacific Sociological Association Annual Meeting, March 22-25, 2012, San Diego, CA.
  • “Transcending the Coloniality of Development: Moving Beyond Human/Nature Hierarchies”, presentation at Cornell University’s Rethinking Development Conference, November 10-12, 2011.
  • “Indigenous Ontologies and Expanding Political Frontiers”, presentation at the American Sociological Association’s annual conference on August 22, 2011 for the Political Economy of the World Systems Roundtable discussions in Las Vegas, NV.
  • Opening Remarks and Closing Remarks at “The Precarious Alliance” sustainability symposium on October 7, 2010 at Delaware Valley College
  • Served as Moderator, for panel Building Social and Ecological Resilience at “The Precarious Alliance” sustainability symposium on October 6, 2010 at Delaware Valley College
  • “Indigenous Resistance at a Crossroads”, presentation at the American Sociological Association’s annual conference on August 15, 2010 for the Political Economy of the World Systems Roundtable discussions in Atlanta, Georgia.
  • “Sustaining Peoples and Communities Through Multicultural Education”, invited speaker for the PA-NAME (National Association for Multicultural Education) Multicultural Education Symposia on February 25, 2010 at Temple University
  • “Multicultural and Intergenerational Perspectives on Sustainability”, Guest Lecturer for Honor’s Course “Feed the World Save the People” at Delaware Valley College, November 30, 2010 and December 1, 2009
  • “21st Century Socialism and the Latin American Left,” lecture presented at the Delaware Valley College Liberal Arts Symposium Socialism and Communism, November 30, 2009
  • “Reconceptualizing Nature in the Avenue of the Volcanoes”, invited guest speaker for the Encore Women’s Group, November 2009 in Yardley, PA
  • “Indigenous Peoples and Nature”, lecture presented at the Delaware Valley College Liberal Arts Symposium Humans and Nature, March 2009
  • “Multicultural Education for Whom? What I learned from Intercultural Bilingual Education in Ecuador”, poster presented at the annual PA-NAME (National Association for Multicultural Education) conference held at Juniata College in Huntington, PA, April 4, 2009
  • “Che Guevara and the Tlaltelolco Massacre of 1968”, lecture presented at the Delaware Valley College Liberal Arts Symposium “1968”, November 2008
  • “Indigenous Movements and the Crisis of the Nation-State,” presented at Great Lakes Conference in International Political Economy, SUNY Binghamton, Binghamton, NY, April-May 1999
  • “Rethinking the Nation-State, Developmentalism and Indigenous Activism in Ecuador,” presented to Dept. of Rural Sociology Friday Conference Series, Cornell Univ., Ithaca, NY, May 1999
  • “Bilingual Education and Indigenous Activism in Ecuador,” presented to the International Association of Camel Breeders, Cornell University, Ithaca, NY, September 1998
  • “Transforming National Identities,” presented at Great Lakes Conference in International Political Economy, York University, Toronto, Canada, May 1998