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Category: Mass Shootings
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Mass Shooting Tracker  External Link
This is a list of mass shootings in the United States that have occurred since 2014.  Mass shootings are incidents involving several victims of firearm-related violence.  The precise inclusion criteria are disputed, and there is no broadly accepted definition.

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A State-by-State Examination of the Economic Costs of Gun Violence
The numbers are staggering.  In 2017, for the first time, the rate of firearm deaths exceeded the death rate by motor vehicle accidents.  That year, nearly 40,000 people were killed in the United States by a gun, including approximately 2,500 school-age children.  That is over 100 people per day and more than five children killed each day.  Sixty percent of gun deaths each year are firearm suicides.

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Gun Violence in the United States
Gun violence is a major social problem in many urban and, increasingly, suburban and rural areas of United States of America.  It has been noted that as a result of the many problems that gun violence poses to society at large, most parents are frightened to send their children to school in most urban areas.

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Analysis of State Gun Control Laws
This thesis investigates the effects of gun-control laws on the violent crime rates in each state in the United States, by using a cross-sectional and longitudinal design to analyze states during the time-periods of 2000-2001 and 2010-2011.  Gun-control laws are and have continued to be an important, but emotional, political issue in the United States.  This thesis explores differences each states gun-control legislation, changes in legislation over a ten-year time period, the effect social and economic variables have on violent crime, and brief synopsis on the history of gun-control in the United States.

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The Impact of Mass Shootings on Gun Policy
There have been dozens of high-profile mass shootings in recent decades.  This paper presents three main findings about the impact of mass shootings on gun policy.  First, mass shootings evoke large policy responses.

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Analysis of Recent Mass Shootings
This report describes the 133 mass shootings almost two per month that occurred in 39 states in the nearly seven-year period.  Each description includes the location of the shooting, number of people killed and/or injured, and information on the shooter, gun(s), ammunition, and gun purchase, where available.

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The Effect of Media Coverage on Mass Shootings
Can media coverage of shooters encourage future mass shootings? We explore the link between the day-to-day prime time television news coverage of shootings on ABC World News Tonight and subsequent mass shootings in the US from January 1, 2013 to June 23, 2016.

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How Can We Stop Mass Shootings in Our Communities?
Overall, the United States has become safer in recent years.  Yet mass shooters target innocent people indiscriminately, often in locales where people ordinarily (and rightly) feel safe movie theaters, college campuses, schools.

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Keeping our schools safe: A plan to stop mass shootings
For the last 20 years our students, teachers and parents have lived with the reality of school shootings.  Meanwhile, America's gun violence epidemic, in the form of mass shootings, homicides, assaults, unintentional discharges, and firearm suicides, has been infecting America's schools.  The failure of our leaders to address the root causes of school gun violence from all angles is having lasting consequences for millions of American children.

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Mass Murder and the Mass Media
Nearly as soon as the first shot is fired in a mass shooting, the news media already are rushing to break coverage, the likes of which typically last days or, in the more extreme cases, weeks.  Though mass shootings are rare in occurrence, the disproportionate amount of coverage they receive in the media leads the public to believe that they occur at a much more regular frequency than they do.

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Mass Violence in America
The goal of this paper is to examine existing data and expertise on mass violence, provide an analysis about its causes and impacts and make recommendations to inform policy and practice for a wide range of stakeholders.

11 slides
Theories and Rationale Behind Mass Shootings
FBI Definition: An attack in which a minimum of four victims are killed and the murders take place in a relatively close proximity with no cooling off period.

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The Economic Cost of Gun Violence in Ohio
Ohio's business community is severely impacted by the negative economic consequences of gun violence.  Shootings engender fear in the affected neighborhood that keeps potential customers away, forces businesses to relocate or limit their hours of operation, and decreases foreign and local tourism.

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The Economic Cost of Gun Violence in Minnesota
Gun violence in Minnesota exacts a high physical, emotional, and financial toll on our family, friends, and neighbors.  We often hear about the heartbreak and physical pain these shootings cause, but there is another aspect of the gun violence epidemic that doesn't receive as much attention: the overwhelming financial cost.

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Mass Casualty Shootings
In the United States,mass shootings are the most common and most closely tracked type of mass casualty event.  The Congressional Research Service (CRS) defines mass shootings as events where more than four people are killed with a firearm "within one event, and in one or more locations in close proximity."  Congress uses the term "mass killings" and describes these events as "three or more killings in a single incident."  The FBI uses the term "Active Shooter," which it defines as "an individual actively engaged in killing or attempting to kill people in a populated area."

42 slides
Mass Shooting Incidents and First Responder Team
The Bath School disaster was a series of bombings in Bath Township, Michigan, USA, on May 18, 1927, which killed 45 people and injured 58.  Most of the victims were children in second to sixth grades attending the Bath Consolidated School.  The bombings constituted the deadliest act of mass murder in a school in U.S. history.

16 slides
Can The Public Mental Health System Reduce Gun Violence?
Due to massive budget cuts, the ability of the public MH system and first responders to respond to emotional, psychological, and suicidal crises has deteriorated, with sometimes tragic results.

10 slides
Who is this Person?
Things we know about this Person:
  • Avoids contact with people in all aspects of his life.
  • Was married and divorced twice.  He was first married from 1977 to 1979, and for the second time from 1985 to 1990, both marriages in Los Angeles County, California.

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Mass Murder with Firearms: Incidents and Victims, 1999-2013
According to the FBI, the term mass murder has been defined generally as a multiple homicide incident in which four or more victims are murdered, within one event, and in one or more locations in close geographical proximity.  Based on this definition, for the purposes of this report, mass shooting is defined as a multiple homicide incident in which four or more victims are murdered with firearms, within one event, and in one or more locations in close proximity.

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The Mental Health Consequences of Mass Shootings
Mass shooting episodes have increased over recent decades and received substantial media coverage.  Despite the potentially widespread and increasing mental health impact of mass shootings, no efforts to our knowledge have been made to review the empirical literature on this topic.  We identified 49 peer-reviewed articles, comprised of 27 independent samples in the aftermath of 15 mass shooting incidents.
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