MBSE with CORE 100821

Seeking the Enterprise Perspective: Defining Purpose, Context, Effectiveness

• Answer what the system is trying to achieve, why, and how well • Learn about the situation • Align the stakeholders and the team • Get commitment to action • Enables • Eliminating costly, complex unnecessary features • Adding simple features that bring great value • Identifies and addresses entangled social and technical issues

109

Appreciating the Enterprise Perspective: Insights from Andrew McNaughton / HS2

• “Why” is not an engineering decision • The why behind your system is business, social, or political • Consultation (listening) • The only way you get permission • The only way to get engagement • Requires engaging the other party on their terms • From their perspective • In their notation • "95% of evidence is why we didn't do something" • Decisions, process, and evidence will be challenged

110

MBSE with CORE