Because it's not in the title nor anywhere on the page, I'll point out that this appears to be written by Stuart Russell, co-author of Artificial Intelligence:

Because it's not in the title nor anywhere on the page, I'll point out that this appears to be written by Stuart Russell, co-author of Artificial Intelligence: A Modern Approach (http://aima.cs.berkeley.edu/ http://aima.cs.berkeley.edu/), the standard intro to AI textbook.