Design personas have become widely used tools for design teams, but the state of persona adoption is uneven. While some companies are still novices, others are seeking ways to optimize their use of personas. This document provides answers to some of the common questions that Forrester hears about personas. To get the most out of these tools, customer experience professionals should gauge the persona maturity level of their organizations, give ownership of personas to business stakeholders, establish robust processes to ensure that personas are appropriately used, and document successes to evangelize personas.