I’ve been asked many times what the value of Enterprise Architecture is. Most often the answers from everyone are very vague or have a lot of hand waving. This month as I review a lot of my past several decades of work, I’ve started to notice some interesting patterns. So, as I continue with my Establishing an Enterprise Architecture Practice Book and White Paper on Technical Debt, I’ve decided to work on another White Paper A model to Measure EA Function Value. Above is an early ArchiMate model of the Value Chain.