Dan Rawsthorne has developed software in an agile way since 1983. He has worked in many different domains, from e-commerce to military avionics. He has a PhD in Mathematics (number theory), is a retired Army Officer, and a Professional Bowler and Coach. Dan is very active in the Agile/Scrum community and speaks quite often at conferences and seminars. He is a transformation agent, coaching Organizations to become more successful through agility. His non-software background has helped him immeasurably in his coaching: his formal training in mathematics guides him to look for underlying problems...