While we enjoy looking ahead and thinking big, we also take to heart the famous quote from George Santayana: "Those who cannot remember the past are condemned to repeat it." That’s why for this week’s session of YouTube Summer School, we’re taking some time to review the past, to help us better understand the people, events and decisions that have shaped our times. Here's a playlist of important history lessons from top institutions:



And while we're in a scholarly mode, let’s look at last week's session on math and test your knowledge. If you know the answers to the quiz questions below, please leave them in the comments below (please note comments are moderated due to spam):

1. Where did Terrence Tao learn the numbers and letters that enabled him to start teaching his peers at age two?
2. Based on probalistic aggregation studies, Gettysburg College would be able to withstand an attack of how many robots?
3. Cornell math professor Allen Knutson holds a world record in what?

Finally, answers to last week's quiz, on art:

1) What color house did Frida Kahlo grow up in? Blue
2) Malaquias Montoya, professor of Chicano studies and art history at the University of California in Davis, is known for what item of unique clothing? His hat
3) The African art exhibit in the Valparaiso University Brauer Museum is from what century? Late 19th and early 20th centuries

Mandy Albanese, Communications Associate, recently watched “The Witch Hunt in Early Modern Europe.”