Author Archives: Bruce Lerner

A systems engineer? What do you do?

This question comes up and is typically hard to explain to someone who doesn’t have the context. Here’s a short piece addressing this question: How I Explain to My Relatives What I Do as a Systems Engineer By Fran McCafferty of Vitech Corp.

MBSE is the model, NOT the tool

“The systems metamodel, the system model, and the executable model are within the purview of the systems engineer and MBSE. The simulation, physical and design models are in the purview of the detail engineers, and when combined with MBSE through the systems metamodel, form a digital engineering environment. So, the “M” in MBSE actually refers

Welcome to Coherent Decision Solutions

(updated 2021-05-11) We’re here to provide some techniques and tools to support decision making, innovation and development processes. Not surprisingly, these activities are related although each also stands on its own. I’ve made some progress on a decision management tool demonstration. Take a look at the Tools page for more info. My introduction to decision