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Systems Thinking: Requirements?
The definition seems to depend on what role you play in relationship to requirements definition – Customer, Business Analyst, Systems Analyst, Designer, Architect, [...]
...Tags: Tags: Systems Development Requirements System So how do you define requirement? I was working with a large hospitality corporation
Jim Schardt's Blog
- Tuesday, January 6, 2009
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Avoiding Requirements Confusion with Black Boxes
By clearly understanding the boundary of your system you can easily distinguish between requirement and design statements.
...Tags: Tags: Software Development Black Box Requirements Systems Thinkin
Jim Schardt's Blog
- Monday, January 19, 2009
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Basic In and Out of Black Boxes
Once the boundaries for your system / software / business unit are defined as a black box, do not worry about what is inside the box. Tags: Systems Development Black Box Requirements Systems Thinkin Focus on what goes in, what comes out, when this happens, and rules the box must follow. So just what can go into our come out of this box? [...]
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Jim Schardt's Blog
- Thursday, March 19, 2009
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Requirements and Black Boxes
For requirements, I think of any system as if it were a black box.
I Tags: Systems Development Black Box Requirements Systems Thinkin After dealing with requirements in all sorts of shapes and sizes over the years I find the “black box” approach works well. I can
Jim Schardt's Blog
- Monday, January 12, 2009
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Agile and Lean - the same but different
Perhaps someone else who was in the room can help me with the exact quotes but this is how I remember him putting it: • When Dan, Jim Womack and Daniel Roos wrote did the research that resulted in The Machine that Changed the World they had to think of a term to describe what they found. Toyota Production System was too Toyota specific. At the end of last year I was lucky enough to hear Dan Jones give a keynote talk at XP Day 2008. Dan is one of the authors of The Machine that Changed the World and as such is one of the fathers of Lean.
Allan Kelly's Blog
- Thursday, February 12, 2009
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A tale of two conferences (Lean & BA)
His alternative is systems thinking. Personally I think the two approaches are complementary. I am always keen to relate Agile and Lean back or organizational learning, and I believe that system thinking is an essential element of such learning. John introduced me to a new term: “Failure demand” - that is the demand created on a organization or system because of earlier failure. I spent the first part of the week attending the UK Lean conference swiftly followed by the IRM BA conference. Heres a rough cut at some thoughts from the two conferences.
Allan Kelly's Blog
- Sunday, October 4, 2009
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Book review: Learning for Action (SSM)
The book is an introduction to Soft Systems Methodology, or SSM for short. I think I made the right choice by starting with this SSM book rather than any other. First I’ve been talking about “Systems thinking” with some people and was wondering “How do you do it?” SSM is itself a form of I’ve just finished reading Learning for Action by Peter Checkland and John Poulter (2006). Now I’ve read the book I have an understanding of what SSM is, how it might be used and why it would be useful.
Allan Kelly's Blog
- Wednesday, October 18, 2006