Pat ShaughnessyWell known for his coding expertise and passion for the Ruby programming language, Pat Shaughnessy blogs and writes tutorials at http: //patshaughnessy.net/. He also develops Ruby applications at management consulting firm McKinsey & Co. Shaughnessy s a regular presenter on the Ruby conference circuit, and his articles and presentations have been featured in the Ruby Weekly newsletter, the Ruby5 podcast, and The Ruby Show. Read More Read Less