Digital twins have been successfully adopted by the process industry for managing and maintaining assets as well as optimizing process parameters, yet most chemical and refining companies are failing to utilize digital twins for building workforce competency more efficiently and effectively. Digital Twins of the Person (DToP) offer the ability to have a more inclusive solution, which allows you to build and measure workforce competency in standard operating procedures. We will look at the concept of Digital Twin of the Person based on Enhanced Reality technology, which has helped some of the biggest chemical and refining companies in the world overcome the knowledge gap related to the great crew change and high turnover in general.