"Mitos de la Segunda Vuelta y por qué no hace a un ganador más legítimo" [Myths of the Runoff, and why it does not produce a more legitimate winner.] Expansión digital, Junio 26, 2017.
"Encuestas, elecciones y lecciones" [Polls, Elections and Lessons Learned] Expansión digital, June 8, 2017.
"What exactly does the Lethality Index measure?" [¿Qué mide exactamente el Índice de letalidad?] Blog de Seguirdad de Nexos, April 3, 2017. (with Virgilio Muñoz)
"More doubts than certainties in CIDE's Drug Policy Program" [En el Programa de Droga del CIDE, más dudas que certezas] Expansión digital, April 2, 2017. (with Virgilio Muñoz)
"Military lethality: what CIDE meant to say" [Letalidad Militar: lo que el CIDE quiso decir] Revista R de Reforma, March 26, 2017. (with Virgilio Muñoz)
"Uncertainty as the basis for the bilateral relationship" [Incertidumbre como base de la relación bilateral] Expansión digital, February 24, 2017.
"La otra batalla de las encuestas" [The other battle on polling] Animal Político, June 2, 2015. (with René Bautista)
"Las “crisis de las encuestas” en México: la evidencia científica de 2006 y 2012" [The "crises of polling" in Mexico: the scientific evidence from 2006 and 2012] Nexos digital, May 27, 2015. (with Francisco Cantú and Verónica Hoyo)
"House effects in Brazilian Polling" Monkey Cage, October 31, 2014. (with Francisco Cantú and Felipe Nunes)
"Forecasting the Brazilian Election" Monkey Cage, October 24, 2014. (with Francisco Cantú)
"El Eslabón Faltante"[The Missing Link] Reforma, October 3, 2014. (with Virgilio Muñoz)
"La violencia en Gaza: las lecciones de 2009" [Violence in Gaza: lessons from 2009] Excélsior, July 11, 2014. (with Claude Heller)
"Reelección y Monopolio" [Reelection and Monopoly] Nexos, April 2014.
"El papel de México en la resolución del conflicto turco-israelí" [The role of Mexico in resolving the Turkish-Israeli conflict] Animal Político, March 27, 2013.
"La insoportable inocuidad de legislar contra las encuestas" [The Unbearable Innocuity of Legislating Against Polls] Este País 259, November 2012. (with Juan Antonio Cepeda)
"La Crisis de las Encuestas (segundo acto)" [The Crisis of Polling (act two)] Animal Político, September 5, 2012. (with René Bautista)
"La Crisis de las Encuestas (primer acto)" [The Crisis of Polling (act one)] Animal Político, September 4, 2012. (with René Bautista)
"Post-Election Report II: Revisiting Fraud and the 2012 Mexican Presidential Election" Monkey Cage, July 11, 2012.
"2012 Mexican Election Report: Return to the Past or Back to the Future?" Monkey Cage, July 2, 2012.
Book review of 'Desafiando al Sistema. La izquierda política en México' Americas Quarterly Vol 1, Num 2, Fall 2007.
"El Mito del País Dividido" [The Myth of a Divided Country], Este País 186, September 2006 (with José Merino and Roberto Ponce)
"Access to Public Information. A Step Forward in Consolidating Mexico's Democracy" Voices of Mexico 64, July-September 2003 (with José Buendía)
"Manual para la Transparencia"[Manual for Transparency] Enfoque, Sunday supplement of Reforma, May 18, 2003.