Research
2024
Deviant Behavior · Sirianni

How do players build careers around fighting in a sport that's slowly eliminating it? Tracing the enforcer role across 15 years of NHL data to understand how deviant specializations achieve legitimacy.

GitHub →
2023
Rationality and Society · Sirianni

Seven decades of NHL fights mapped as a social network. What emerges is a surprisingly structured system of informal enforcement — with implications for how communities regulate themselves without formal rules.

GitHub →
2019
Doctoral Dissertation · Cornell University · Sirianni

How do careers built around stigmatized activities acquire social structure and legitimacy over time? The dissertation that launched the hockey networks work.

Interactive Dashboard
NHL Fighting Dashboard
Interactive · R Shiny
NHL Fighting Dashboard, 1947–2019

Explore seven decades of fighting data — network visualizations, player profiles, team trends, and era-by-era breakdowns. Built in R Shiny.

Launch dashboard →