In-Person versus Online Focus Group Discussions: A Comparative Analysis of Data Quality • Cory Woodyatt, Emory University ; Ayesha McAdams-Mahmoud, Emory University

Cognitive Skills and Early Life Conditions in a Developing Country Context: How Do Innovations in Measurement Enhance the Picture? • Amar A. Hamoudi, Duke University ; Santiago Cueto, Grupo de Análisis para el Desarrollo (GRADE) ; Sofya Krutikova, Institute For Fiscal Studies ; Alan Sanchez, Grupo de Análisis para el Desarrollo (GRADE) ; Margaret Sheridan, Harvard University

Smartphone Study of Teen Relationships: Anatomy of a Pilot • Rachel E. Goldberg, Princeton University ; Marta Tienda, Princeton University ; Janet Vertesi, Princeton University ; Alicia Adsera, Princeton University

Examining Demographic Trends in Political Opinion on Twitter: The Case of Gun Control • Nina Cesare, University of Washington ; Hedwig Lee, University of Washington