Don't blame the developers! External stakeholders and the tangled web of complex software development. Patrick Wagstrom IBM TJ Watson Research Center
Hey! You Got People in My Software! Patrick Wagstrom IBM TJ Watson Research Center
62% of IT projects fail to meet their schedule Source: Dynamic Markets survey, 2008
CityTime in NYC has exploded from $68m to $700m Source: Wall Street Journal, 2011/06/21
> $1 trillion annual IT investment Source: IEEE, September % of projects abandoned after money is spent
not UML is not the problem
not Formal verification is not the problem
not Coding is not the problem
not Debugging is not the problem
not Deployment is not the problem
good All of these are good
software But they focus on the software
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Photo: lululemon athletica
What else remains?
People People are the primary determinant of success on IT projects
Who is involved in enterprise software development?
Just a few Stakeholders… Customer Developers Architects Testers Brand Executives Legal Marketing Product Managers Sales Services Strategy Support Partner Companies From Williams et. al “Supporting Enterprise Stakeholders in Software Projects”
Photo: US Fish & Wildlife Service
Ecosystems
Varied forms of Ecosystems
Bringing Developers Into an Ecosystem Mail Bugs Code Release 1Release 2Release 3 Mail Bugs Code Bugs Mail Code Bugs Code Socio Technical Accelerated Tech Social Technical Source Only
Finding of Progression Paths - Project
Finding of Progression Paths - Ecosystem
Photo: David Watkins
Enterprise Teams Organization Profit, Internal Rate of Return Project deliverables, cost and schedule Delivery of business value through the optimal use of resources Staff member/ Developer Work item, artifact completion commits to Development tools: IDEs, debuggers, performance tools Team tools: version control, bug and work item tracking tools, project management tools Financial modeling: Business intelligence Business Thinking Technical Thinking Portfolio and risk management: Measure, plan, and optimize a portfolio of development projects Coordination and Commitments
Financier: Uncertainty and Risk Communication around discrete variables is difficult Directly model risk using a triangular distribution Use monte carlo simulations to determine the range of outcomes ExpectedHighLow0
Ships as Investment Analyst with IBM Rational Focal Point 6.5
Seminal: Actionable Insight for Software Support Support is a major component of enterprise software Dashboards provide information, but are difficult to use We seek to create a system that provides – Dashboard like analytics – High interactivity for exploration – Insight into what is next – Make it usable and comprehensible
Why 80 th Percentile? We’re concerned about operationally relevant metrics Processes optimized for efficiency in the head – Tail are often strange issues that don’t reflect on organization 80% percentile differentiates head from tail