Jennifer Cohen (born September 16, 1975) is a fitness personality, author and body image consultant living in Los Angeles, California.
 She was recently named in “Greatist” 100 most influential people in Health and Fitness and #16 Most Impactful Fitness Entrepreneurs on Web MD.
 Jennifer is consistently featured in national health, lifestyle and entertainment publications, including; People, Cosmopolitan, Woman’s Health, and in newspapers such as the Los Angeles Times and Washington Post.
 Jennifer has 2 regular columns in Forbes and Entrepreneur which have garnered a loyal readership and are widely considered the most popular on these respective sites.
Rick Wormeli ( , ), one of the first Nationally Board Certified teachers in United States, is an American educator, national educational consultant, and author.
 Wormeli has taught math, science, English, physical education, health and history for more than 20 years.
 He was the recipient of Disney's American Teacher Awards 1996 Outstanding English Teacher of the Nation.
 His work in middle school instruction is considered by many to be the defining work in that subject.
 He writes regular columns for the National Middle School Association's "Middle Ground" magazine and ASCD.
Angela Marie "Bay" Buchanan (born December 23, 1948) is a prominent conservative political commentator who served as Treasurer of the United States under President Ronald Reagan.
 She is also the sister of conservative political commentator Pat Buchanan.
George Frederick Will (born May 4, 1941) is an American conservative political commentator.
 Will writes regular columns for "The Washington Post" and provides commentary for NBC News and MSNBC.
 In 1986, "The Wall Street Journal" called him "perhaps the most powerful journalist in America", in a league with Walter Lippmann (1889–1974).
 His numerous awards include the Pulitzer Prize for commentary in 1977.
"The Washington Post" is the oldest and most-read daily newspaper in Washington, and it has developed into one of the most reputable daily newspapers in the U.S.
 It is most notable for exposing the Watergate scandal, among other achievements.
 The Washington Post Company has multiple media holdings, including a daily free newspaper called the "Express", the Washington Post News Service with Bloomberg News, "Fashion Washington," "El Tiempo Latino" (a Spanish-language publication), The Slate Group, "The Daily Herald" (in Washington state), as well as the education company Kaplan, Inc..
 "The Washington Post" emphasizes national and political news coverage but also covers regional and local stories.
 Headquartered in downtown Washington, the newspaper employs journalists at 11 regional bureaus in Maryland and Virginia and 14 international bureaus.
 Content is shared across titles within the Washington Post Company, and the "Express," in particular, often reprints content from the Associated Press, Getty Images, and other wire sources.
Men at Work: The Craft of Baseball is a "New York Times" best-selling 1990 book about baseball.
 It was written by American Pulitzer Prize–winning author George Will, and published by Macmillan Publishers.
 The book focuses on four successful Major League Baseball figures, three of them players, representing different aspects of baseball: a manager, a pitcher, a hitter, and a fielder.
Daryl Albert Dixon (born 26 June 1942 in Bundaberg, Queensland) is an Australian economic and investment writer and consultant.
 He is well known and respected in Australia as an authority on superannuation in all its aspects.
 Presently the Executive Chairman of Dixon Advisory and Superannuation Services, he writes regular columns on personal investing, economic commentary and self managed superannuation in "The Canberra Times, Australian Financial Review, The Australian" and " The Smart Investor".
Jeremy James Siegel (born November 14, 1945) is the Russell E. Palmer Professor of Finance at the Wharton School of the University of Pennsylvania in Philadelphia, Pennsylvania.
 Siegel comments extensively on the economy and financial markets: he appears regularly on networks such CNN, CNBC and NPR, and writes regular columns for Kiplinger's Personal Finance and Yahoo! Finance.
 Siegel's paradox is named after him.
Derek Khanna (born Derek Satya Khanna sometime after 1984), is a Washington, D.C.-based Indian American conservative political commentator and columnist.
 He has written for the "Washington Post" and "The Guardian", maintains a blog with Forbes, and is a regular contributor with The Atlantic, National Review Online, Human Events and Politix.
 He is also an adviser and Board member to several technology start-ups.
 He was listed on Forbes's 2014 list of 30 under 30 for law in policy for his work on technology policy and the successful phone unlocking campaign which resulted in the Unlocking Consumer Choice and Wireless Competition Act (S. 517/ P.L. 113-144) passing Congress and being signed into law by President Obama on August 1, 2014.
Leo Brent Bozell III (born July 14, 1955) is an American conservative writer and activist who founded the Media Research Center, Parents Television Council, and CNSNews.com.
 Bozell served as president of the Parents Television Council from 1995 to 2006.
 In addition, Bozell serves on the board for the Catholic League for Religious and Civil Rights and has served on the board of directors in the American Conservative Union.
 Bozell's column is also nationally syndicated by Creator's Syndicate where his work appears in publications such as the "Wall Street Journal", "Washington Post", "Washington Times", "New York Post", "Los Angeles Times," and "National Review".

Question: Men at Work: The Craft of Baseball was written by what American conservative political commentator who writes regular columns for The Washington Post?
Answer: George Frederick Will