John O'Brien

As the 16th President of the United States, Abraham Lincoln guided the nation through the Civil War and saw the abolition of slavery. But Lincoln was tragically the first President to be assassinated.

"Like Michelangelo, Galileo is another Renaissance great known just by his first name--a name that is synonymous with scientific achievement. Born in Pisa, Italy, in the sixteenth century, Galileo contributed to the era's great rebirth of knowledge. He invented a telescope to observe the heavens. From there, not even the sky was the limit! He turned long-held notions about the universe topsy turvy with his support of a sun-centric solar system. Patricia...

"Robert E. Lee seemed destined for greatness. His father was a Revolutionary War hero and at West Point he graduated second in his class! In 1861, when the Southern states seceded from the Union, Lee was offered the opportunity to command the Union forces. However, even though he was against the war, his loyalty to his home state of Virginia wouldn't let him fight for the North."--Amazon.com.