></a>
<a name="@default6"></a><br />
<br />
I also thank the editors at Lulu who worked on
<em>How to Think Like a Computer Scientist</em>.<br />
<br />
I thank all the students who worked with earlier
versions of this book and all the contributors (listed
in an Appendix) who sent in corrections and suggestions.<br />
<br />
And I thank my wife, Lisa, for her work on this book, and Green
Tea Press, and everything else, too.<br />
<br />
Allen B. Downey <br />
Needham MA<br />
Allen Downey is an Associate Pr