Nell Shamrell-Harrington is a Software Development Engineer at CHEF, focusing on the Supermarket open source product. She also sits on the advisory board for the University of Washington Certificate in Ruby Programming. She specializes in Chef, Ruby, Rails, Regular Expressions, and Test Driven Development and has traveled the country speaking on these topics. Prior to entering the world of software development, she studied and worked in the field of Theatre. The world of Theatre prepared her well for the dynamic world of creating software applications. In both, she strives to create a cohesive and extraordinary experience. In her free time she enjoys practicing the martial art Naginata.