Thinking Like a Historian
100

A diary entry, a photograph, or an artifact from an event.

What is a primary source

200

A textbook or a modern biography written about a historical figure.

What is a secondary source?

300

The historical skill of comparing multiple sources to see if they agree on the fact.

What is corroboration?

400

An author’s strong preference or point of view that might lean toward one side or prejudice an account.

What is bias?

500

The act of looking at the setting, time, and environment surrounding an event to better understand why it happenened.

What is contextualization?