Katherine Skiba of the Chicago Tribune wrote this fun article sparked by several chapters in my upcoming book, Hey, America, Your Roots Are Showing.  “Genealogical math” isn’t a surprise to family historians, but tends to be a bit of an eye-opener to others.

http://www.chicagotribune.com/news/local/ct-met-obamas-heritage-0101-20111231,0,3215725.story