Yavor Atanasov is a software engineer who has in-depth experience within the whole spectrum of web development at a very large scale. He is from Bulgaria, currently living and working in London. He has seen the quirks of client-side JavaScript development and the importance of architecting and writing efficient backend systems. Agile practices, test-driven and behavior-driven approach to software development are all a fundamental part of his work. He has also experienced the complexity of acceptance testing sizeable multilayer systems.
Graham Lyons is a software engineer who has been working on the Web for around six years. Currently working on the platform at the BBC, he likes elegant, well-tested code, written in a variety of languages, and probably spends far too much time thinking about solutions to engineering problems. When he's not doing that, he enjoys fresh air and good coffee and is currently planning his wedding to a very patient lady.
Daniel Morrison is the founder of Collective Idea (http://collectiveidea.com), a software development consultancy in Holland, Michigan. At Collective Idea, Daniel has worked with Fortune 50 companies and built software for auto manufacturers, Silicon Valley startups, and everything in between. He writes a lot of web applications and teaches software development courses around the globe.