Yes he is. You can look up "Dreams From My Father...", "The audacity of Hope...", and "Of Thee I Sing...". The titles are longer but I abbreviated a bit.
for being the president
He is a published author.
Nope
Yes.Malia Ann Obama and NaTasha (Sasha) Obama.
the average age for a published author is eleven or older
A posthumous book is one published after the author has died.
Barack Obama Sr. and Ann Dunham, a Kenyan and a Kansas-native, respectively.
"The Pearl" is a novel published in 1947. John Steinbeck is the author.
no
He is a published author.
Yes he does. Such Bread and Dough. Many BarackObama. Much Allah. So Jew.
"Swindle" by Gordon Korman was published on June 21, 2008.