Question: In what year was the author of Killing Reagan: The Violent Assault That Changed a Presidency born?
Context: William James O'Reilly Jr. (born September 10, 1949) is an American journalist, author, and television host.  During the late 1970s and 1980s, he reported for local television stations in the United States and later for CBS News and ABC News.  He anchored the tabloid television program "Inside Edition" from 1989 to 1995.  In 1996, O'Reilly joined the Fox News Channel and hosted "The O'Reilly Factor" until 2017.  "The O'Reilly Factor" was the highest-rated cable news show for 16 years and he was described by media analyst Howard Kurtz as "the biggest star in the 20 year history at Fox News" at the time of his departure.  He is the author of several books and hosted "The Radio Factor" (2002–2009).  After a "New York Times" investigation revealed that O'Reilly and Fox News had settled five sexual harassment lawsuits totaling $13 million, Fox News terminated O'Reilly's employment.  In 2017, he started the "No Spin News" podcast. Killing Reagan: The Violent Assault That Changed a Presidency is a book written by Bill O'Reilly and Martin Dugard about the attempted assassination of U.S. President Ronald Reagan in 1981.  It is the fifth in the "Killing" series, following "Killing Lincoln", "Killing Kennedy", "Killing Jesus", and "Killing Patton".  The book was released on September 22, 2015, and topped "The New York Times" Best Sellers List. Tim Matheson (born Timothy Lewis Matthieson; December 31, 1947) is an American actor and television director.  He is perhaps best known for his portrayals of the smooth-talking Eric "Otter" Stratton in the comedy film "National Lampoon's Animal House" (1978) and of Vice President John Hoynes in the NBC drama "The West Wing".  He has had a variety of other well-known roles, including providing the voice of the lead character in the animated series "Jonny Quest" and for playing President Ronald Reagan in a television film adaptation of 2015 novel "Killing Reagan" that premiered on October 16, 2016 on the National Geographic Channel. Killing Reagan is a 2016 American television drama film directed by Rod Lurie and written by Eric Simonson.  It is based on the 2015 book of the same name by Bill O'Reilly and Martin Dugard.  The film stars Tim Matheson, Cynthia Nixon, Joe Chrest, Joel Murray, Kyle S.  More and Michael H. Cole.  The film premiered on October 16, 2016, on the National Geographic Channel. The Lululemon murder was a 2011 fatal violent assault by one coworker on another committed at the Lululemon Athletica store in the Bethesda Row shopping district.  In November 2011, Brittany Norwood was convicted of the first-degree murder of a coworker, Jayna Murray, in the Bethesda, Maryland, Lululemon Athletica store where they both worked. David W. Zucker is President of Television for Scott Free, and Executive Producer of the landmark series adaptation of Philip K. Dick’s classic “The Man in the High Castle” for Amazon, esteemed Civil War medical drama “Mercy Street” on PBS, the forthcoming first season of the Amazon half-hour action-comedy starring Jean-Claude Van Damme as “Jean-Claude Van Johnson,” the AMC anthological psychological thriller “The Terror,” “The Good Fight," the widely acclaimed CBS all-access spin-off of “The Good Wife,” and “Killing Reagan,” the fourth in the acclaimed National Geographic channel series of “Killing” telefilms (which include “Killing Jesus” and “Killing Kennedy,” both Emmy-nominated, plus the docudrama “Killing Lincoln”).  During his tenure, Scott Free has produced a steady stream of highly acclaimed programs including the Emmy and Golden Globe-nominated, Peabody-winning drama, “The Good Wife,” which recently concluded its 7th and final season on CBS, as well as “Numb3rs,” which ran for six successful seasons on the same network.  Notable long form programs include “Klondike” for Discovery, the Emmy and Golden Globe-nominated “The Pillars of the Earth” for Starz, “World Without End” for Reelz, Emmy-nominated “Into the Storm” for HBO, Emmy-nominated “The Andromeda Strain” and “Coma” for A&E, the Golden Globe-nominated “The Company” at TNT and a feature-length digital series for X-Box/Microsoft, “Halo: Nightfall.”  Acclaimed non-fiction programs include “Crimes of the Century” and the Emmy-winning documentary special “Gettysburg” for History Channel.  Previously, Zucker worked as a Story Editor on the CBS series, Judging Amy, wrote pilot scripts for CBS and ABC, as well as various stage plays, and served as VP of Drama Series for CBS in addition to VP of Drama Series & Current Programs at Warner Bros.  TV. Bad Day in Blackrock is a 2008 novel by Kevin Power.  The plot was loosely based on the real-life death of Brian Murphy that occurred in Dublin in 2000 as a result of a violent assault outside a nightclub. Acid throwing, also called an acid attack, a vitriol attack or vitriolage, is a form of violent assault defined as the act of throwing acid or a similarly corrosive substance onto the body of another "with the intention to disfigure, maim, torture, or kill".  Perpetrators of these attacks throw acid at their victims, usually at their faces, burning them, and damaging skin tissue, often exposing and sometimes dissolving the bones.  The most common types of acid used in these attacks are sulfuric and nitric acid.  Hydrochloric acid is sometimes used, but is much less damaging.  The long term consequences of these attacks may include blindness, as well as permanent scarring of the face and body, along with far-reaching social, psychological, and economic difficulties. A Zelyonka attack is a form of protest, provocation or violent assault, defined as the act of throwing a solution of brilliant green "zelyonka" (Russian: зелёнка ), an antiseptic dye, on the body (usually face) of another.  In the 2010s this kind of attack became widespread in Russia and Ukraine. Killing the Rising Sun: How America Vanquished World War II Japan is a book written by Bill O'Reilly and Martin Dugard about the Pacific War and concludes with details of the Atomic bombings of Hiroshima and Nagasaki in August, 1945.  It is the sixth book in the "Killing" series, following "Killing Lincoln", "Killing Kennedy", "Killing Jesus", "Killing Patton" and "Killing Reagan".  The book was released on September 13, 2016.
Answer: 1949