Gojko Adzic is a strategic software delivery consultant who works with ambitious teams to improve the quality of their software products and processes. Gojko won the 2012 Jolt Award for the best book, was voted by peers as the most influential agile testing professional in 2011, and his blog won the UK Agile Award for the best online publication in 2010. To get in touch, write to [email protected] or visit gojko.net

David Evans is a consultant, coach and trainer specialising in the field of Agile Quality. David helps organisations with strategic process improvement and coaches teams on effective agile practice. He is regularly in demand as a conference speaker and has had several articles published in international journals. Contact David at [email protected] or follow him on Twitter @DavidEvans66

Tom Roden is a delivery coach, consultant and quality enthusiast, helping teams and people make the improvements needed to thrive and adapt to the ever changing demands of their environment. Tom specialises in agile coaching, testing and transformation. Contact Tom at [email protected] or follow him on Twitter @tommroden