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  • Tardis Estimating

    Here’s a rough diagram of the UK mainland. I know it’s not the best representation you’ve ever seen but I’m only using it to demonstrate a point about estimating, not to give lessons on UK geography. If we were asked to use this to estimate the distance around the coast of the UK mainland, we could take a piece of string, put it around the outline of the picture and then measure the piece of string, just like the red line in the second diagram below. “Well, that’s not very helpful!” you say. Is it not? Doesn’t it actually tell us quite a bit? For example, It tells us it’s unlikely I’ll be able to swim that distance in a day. Which, if our intention is to travel around the outside of the UK, is an important thing to know. It could very well inform us of the choices available for that task and give us an idea of the time needed to perform it. Although very inaccurate, this very rough estimate is useful for some purposes and after all, didn’t take long to produce. Let’s call our rough red line estimate X and move on. “But we really need […]

David Hicks


David Hicks The agil8 team is led by David Hicks. David is a Founder of the Agile Alliance and, with over 25 years experience in the field, he is one of the most qualified and experienced Agile consultants and trainers in the world. In 2015 he was voted Most Popular Scrum Professional in the prestigious annual Agile Awards which recognise outstanding contributions in the field. David’s journey into Agile began in 1987 through his MSc thesis on iterative development which was published by the British Computer Society. He started his career as an analyst-programmer, team leader and ultimately project manager with LBMS, the originators of the PRINCE and SSADM structured methods. David was responsible for defining LBMS’s first iterative SDLC and worked with a lot of the early large 4GLs and client-server applications doing iterative development. David became an  independent  consultant using the original DSDM Agile Project Management method in the mid 1990’s. In 1997 he was hired by British Airways to manage its implementation as the standard method across their 5,000-strong IT organisation. He managed this Programme for 4 years, leading him onto the Heathrow Terminal 5 project in 1998 which is where he first started using Scrum. During his career David has been responsible for some of the largest and most complex Agile implementations in the world and he has become a leading expert in the complete range of today’s Lean and Agile methods. He is a regular and popular speaker on the Lean and Agile conference circuit and holds the following Agile qualifications:

David is also an Institute of Directors (IOD) Certified Company Director with 15 years experience as an Executive Director in the IT Services sector. You can connect with David on LinkedIn here and via Twitter here.