Summary
Pablo Barberá, PhD, Assistant Professor of Computational Social Science at the London School of Economics, discusses concepts of political polarization and digital technologies, including how the consumption of political information has changed; whether echo chambers, digital enclaves, and filter bubbles increase political polarization; whether social media increases exposure to diverse ideas and political polarization; how political ideology of social media users is measured; ways to visualize social networks; ways to measure inter-ideological dissemination of information, exposure to disagreement; ways social media increases and/or moderates polarization; and what affective polarization is and how it is measured.