Safety Compromises: Another project of Ned Einstein

Deadliest for Walkers: Male Drivers, Left Turns (New York Times)

The case for almost never turning left while driving (Washington Post)

The New York City Pedestrian Safety Study & Action Plan (New York City DOT)

Impacts on Safety of Left Turn Treatment at High Speed Signalized Intersections (Iowa Highway Research Project)

Are Left Turns a Deadly Maneuver? (Claims Journal)

Metro buses: Pedestrians in a blind spot? (Crosscut)

It’s ‘left-turn’ accident season for motorcyclists (Times Union)

Accidents rise but city puts off asking for safety changes (Live 5 News)

Examination of Intersection, Left Turn Across Path Crashes and Potential IVHS Countermeasures (USDOT)

Petaluma replacing ‘left on green’ signals (The Press Democrat)

Life Without Left Turns (Smithsonian)

NHTSA 2008 REPORT, National Motor Vehicle Crash Causation Survey

NHTSA Crash Factors in Intersection-Related Crashes: An On-Scene Perspective

Older drivers and left-hand turns 

 Guidebook for Mitigating Fixed-Route Bus-and-Pedestrian Collisions (TCRP)