The 47-year-old, a cartoonist himself, took three years to complete his survey, published in book form under the title Manga and War.

CNN: The War Mangas

That survey was published under the title Rupture and reprinted in book form early this year.

CNN: ASIANOW - TIME Asia | Young China | Flashback: It's Not All About Money

Author Ernest Hemingway wrote about it in his 1920s novel, "The Sun Also Rises, " also published under the title, "Fiesta, " and crowds have poured in from around the globe ever since.

CNN: Annual running of the bulls begins in Spain, 1 gored

I've been writing "The Drucker Difference" column since 2007, first at Businessweek and now at Forbes. (You can see my earlier columns by clicking here.) McGraw-Hill published a collection of my columns in 2011 under the title What Would Drucker Do Now?

FORBES: Rick Wartzman - The Drucker Difference - Archive

He has published a memoir under the title My First Coup d'Etat, in which he describes his time growing up in post-independence Ghana, including his father's imprisonment during the coup that overthrew independence leader Kwame Nkrumah.

BBC: Q&A: Ghana presidential and parliamentary election