Allen Downey

Allen Downey is a professor of Computer Science at Olin College in Needham MA
http://sites.google.com/site/allendowney/

He writes an interesting blog focused on probability and statistics problems: 
http://allendowney.blogspot.com

He's also the author of a book:
Probability and Statistics for Programmers
which is published by O'Reilly
http://greenteapress.com/thinkstats/

and also available under the Creative Commons 3.0 license as a PDF: http://greenteapress.com/thinkstats/thinkstats.pdf