A growing number of user experience specialist agencies are capturing the attention of large firms because of their laser focus on customer experience and their ability to create compelling experiences across interaction points. The large firms we spoke with said that they benefitted from specialist agencies' abilities to act as extended team members, enhance current customer experience practices, and adapt to existing processes. If your firm is considering a user experience specialist agency, make sure the agency has the skills to address your project, the bandwidth to cater to your project size, and the right chemistry with your teams to make the project successful.