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Glen B. Alleman
Performance-Based Project Management® in software intensive system of system
Interests: Earned Value, Risk, Cost, Program Performance, Integrated Master Plan, Integrated Master Schedule.
Recent Activity
The pursuit of operational effectiveness is seductive because it is concrete and actionable. Caught up in the race for operational effectiveness, many managers simply do not understand the need to have a strategy. – Dr. Michael E. Porter – Professor... Continue reading
Posted 3 days ago at Herding Cats
Adapting plans and estimates to changing customer needs and maximizing value at an affordable cost are the planning imperative for agile projects - paraphrased from "Timeline, Getting and Keeping Control Over Your Project," Malotaux, Annual Pacific Northwest Software Conference, Portland,... Continue reading
Posted 4 days ago at Herding Cats
It is very difficult to make a vigorous, plausible, and job-risking defense of an estimate that is derived by no quantitative method, supported by little data, and certified chiefly by the hunches of the managers. — Fred Brooks, “The Mythical... Continue reading
Posted 5 days ago at Herding Cats
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There's a popular phrase in some parts of the agile community that goes like this... We focus on value production, not delivery This willfully ignores the principle of all business decision making in the presence of uncertainty... Software development is... Continue reading
Posted 6 days ago at Herding Cats
There was a classic #Noestimates post this week that said ... Estimation locks down choices early through upfront t decision making, #NoEstimates preserves options. And attached the hashtag #RealOption A real option is a choice made available with business investment... Continue reading
Posted 7 days ago at Herding Cats
We tend to seek easy, single-factor explanations of success. For most important things, however, success requires avoiding the many separate causes of failure – Jared Diamond In order to avoid the causes of failure, we need to look into the... Continue reading
Posted Apr 10, 2018 at Herding Cats
A lion used to prowl about a field in which Four Oxen used to dwell. Many a time he tried to attack them, but whenever he came near they turned their tails to one another so that whichever way he... Continue reading
Posted Apr 9, 2018 at Herding Cats
Time is the way that nature is preventing everything from happening at once. J. A. Wheeler, Time Today the Quantum Labyrinth Continue reading
Posted Apr 8, 2018 at Herding Cats
When each crew member, from the most Junior seaman to the Commanding Officer tries his level best - works like he cares - feels a little bit of ownership - the rest is easy. - Captin Gary Voorheis USN (Ret) Continue reading
Posted Apr 5, 2018 at Herding Cats
In extensive research of over 20,000 software development projects spanning 18 years, it is found that more projects are doomed from poor cost and schedule estimates then they ever are from technical, political, or development team problems. Yet, so few... Continue reading
Posted Apr 2, 2018 at Herding Cats
It's a number. Just like the average speed on your sports tracker. You don't estimate it. You know it based on real data. Not some fuzzy ritual. This is yet another uninformed notion. The average is the calculated central value... Continue reading
Posted Apr 2, 2018 at Herding Cats
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This is a quote from Twitter today that says Various projective practices upon trending have been used to forecast progress ... These have proven useful. However, these do not replace the importance of empiricism. In complex environments, what will happen... Continue reading
Posted Mar 27, 2018 at Herding Cats
Despite our ever-connective technology, neither Skype nor Facebook — not even a telephone call — can come close to the joy of being with loved ones in person. - Marlo Thomas Continue reading
Posted Mar 26, 2018 at Herding Cats
Some acquisition policies express a strong preference for fixed-price contracts in contracting. Firm-fixed-price contracts are depicted as existing on the extreme left of the continuum of risk. As we progress through the various fixed-price flavors and into cost-type contracts, the... Continue reading
Posted Mar 21, 2018 at Herding Cats
A primary cause of complexity is that software vendors uncritically adopt almost any feature that users want. - Niklaus Wirth Continue reading
Posted Mar 21, 2018 at Herding Cats
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Many factors contribute to project complexity, from "Is building construction, as a social project organization and production system, complicated or complex?" Chao Xiao and José L. Fernández-Solís, Uncertainty about the product of the project Uncertainty about the scope of the... Continue reading
Posted Mar 20, 2018 at Herding Cats
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Estimating Software-Intensive Systems: Project, Products, and Processes, Richard D. Stutzke is a starting point for estimating software projects. From tradition projects to agile projects, this text provides practical examples based on principles. This post is derived from the book, but... Continue reading
Posted Mar 20, 2018 at Herding Cats
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There is a popular fallacy in the Agile community that small batch sizes are Risk Management. What small batches do is provide information that informs risk management at a fast rate. Small batch sizes answer the question... How long are... Continue reading
Posted Mar 18, 2018 at Herding Cats
The truth unquestionably is, that the only path to a subversion of the republican system of the Country is, by flattering the prejudices of the people and exciting their jealousies and apprehensions, to throw affairs into confusion, and bring on... Continue reading
Posted Mar 15, 2018 at Herding Cats
A few centuries earlier ... humans still knew pretty well when a thing was proved and when it was not; and if it was proved they really believed it - C. S. Lewis, The Screwtape Letters Yeah, well, you know,... Continue reading
Posted Mar 13, 2018 at Herding Cats
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Here's a time series from one of the advocates of #Noestimates showing the number of stickies processed on a weekly basis. This chart is used to conjecture that decisions can be made using emperical data from the past. Trouble starts... Continue reading
Posted Mar 13, 2018 at Herding Cats
"A man begins cutting his wisdom teeth the first time he bites off more than he can chew." - Herb Caen Related articles Architecture -Center ERP Systems in the Manufacturing Domain IT Risk Management Why Guessing is not Estimating and... Continue reading
Posted Mar 12, 2018 at Herding Cats
Economics is a social science concerned chiefly with description and analysis of the production, distribution, and consumption of goods and services. Economics is the study of how people make decisions in resource-limited situations. Economics has two basis branches: Macroeconomics is... Continue reading
Posted Mar 11, 2018 at Herding Cats
And judged we are. After all, God didn't give Moses "The Ten Suggested," he gave Commandments; and if I'm a free agent, my first reaction to a command might just be that nobody, not even God, tells me what to... Continue reading
Posted Mar 10, 2018 at Herding Cats
A good plan, violently executed now is better than a perfect plan executed next week – General George S. Patton Continue reading
Posted Mar 6, 2018 at Herding Cats