called Racehorse Publishing, which publishes a range of categories, including promotional titles, instant books, and classic works of literature. The promotional line is operated under the new Clydesdale Press imprint. Another new imprint, Seahorse Press, publishes books on boating, sailing and sea adventures. Skyhorse launched the new imprint Arcade CrimeWise to publish crime fiction, mysteries, noir, thrillers, and spy novels. To manage the close to 1,000 titles that it stood to publish in 2016, Skyhorse increased staff from 56 to 81 in 2015. Skyhorse Publishing had revenue of more than $43 million in 2015 and a backlist of 6,000 titles. With 93 people then on staff, the company planned to release 900 books in 2017 through its 18 imprints. Practical books for sports lovers, gardeners, cooks and gamers, etc., sold more than 3 million copies in total during 2015. Adult coloring books, first introduced in May 2015, have sold over 4,000,000 copies. In June 2017, a group of Skyhorse employees announced intentions to hold a union election in order to join United Auto Workers Local 2110. According to a National Labor Relations Board count, staffers fell short of the votes needed on November 30, 2018, with 18 voting for, 28 voting against, and an additional 23 votes submitted but counted as ineligible ballots. In April 2018, Skyhorse announced “a major reorganization” with job cuts of 16 full-time positions and plans “to reduce new titles published by ‘approximately 25 percent’ in 2018” compared to 2017, when it released 1,120 titles. Publisher Tony Lyons announced the decision in response to a decline in net sales by 19% in 2017, and issues related to paper shortages and book distribution. Skyhorse and Simon & Schuster released the news in July 2018 that Simon & Schuster will distribute Skyhorse titles in the U.S. and most markets and territories around the world beginning on January 1, 2019. Bestselling books and notable authors In 2008, Skyhorse published the erotic travelogue Around the World in 80 Lays, by Joe Diamond, writer for Playboy TV's travel series Sexy Things to Do Before You Die. Skyhorses's 41st bestseller Defeating ISIS: Who They Are, How They Fight, What They Believe by Malcolm Nance, debuts as #9 on the New York Times e-book bestseller list, July 3, 2016. The Case Against Impeaching Trump by Alan Dershowitz became a New York Times bestseller on July 29, 2018. Published through Skyhorse's Hot Books imprint,