Cohorts, not aggregates
A 51/49 topline tells you less than the cohort structure underneath it. Sentiment clustering segments the electorate by issue-stance, behavioral engagement intensity, and persuadability — producing a structure that lets a campaign distinguish persuadable cohorts (where movement is possible) from base cohorts (where turnout matters) and disengaged cohorts (where neither lever applies efficiently).
Persuasion target identification
Persuadable cohorts have a characteristic behavioral signature: high engagement on cross-cutting issues, mixed-source media consumption, and weak ideological identity. They are also typically a small fraction of the electorate. Targeting these cohorts directly — rather than running broadcast persuasion — is the single largest source of measured improvement in campaign efficiency.
Sentiment shift detection
Mid-cycle, sentiment can shift faster than polling can detect. Behavioral signal velocity — change in cross-cutting content engagement, in cohort co-occurrence patterns, in turnout-correlated indicators — provides a faster signal of sentiment movement. Campaigns that pair fast-signal monitoring with rapid media reallocation see meaningful late-cycle gains.
Signal half-life — production model
Predictive cohort vs. cold list
Citations
- · Hersh, E. — Hacking the Electorate. Cambridge University Press, 2015.
- · Kalla, J., & Broockman, D. — The Minimal Persuasive Effects of Campaign Contact. APSR, 2018.