Abstract
Group configurations shape social skills and learning outcomes. This study compares random allocation with student self-selection in high school physics groups, showing that self-selected groups develop stronger friendship bonds and stability, while randomly formed groups show greater cooperation and membership change.
Publication
Physical Review Physics Education Research, 21, 010157

Physics Department, Universidad del Bío Bío

Associate Professor, Data Science Institute, School of Engineering, Universidad del Desarrollo, Chile. Head of CRiSS-LAB.
Cristian Candia studies how societies transform information into collective relevance through attention, memory, preferences, and coordination. His work combines computational social science, network science, AI, and large-scale behavioral data to understand how groups, institutions, and societies decide what matters.