designate a gatekeeper to track requirements and communications between the UX team and the other project teams to keep everybody on track
All experiences from our case studies indicate that UX people must be co-located with developers and other project team members. Indeed, UX should be considered a part of the project team, not an outside department.
professionals in our new study still felt that Iterative Design was marginally better than Agile
Developers said productivity increased somewhat with UX involvement (3.3), whereas UX rated this only slightly higher at 3.4.
A key question when someone first comes to your site is "Who are you?" It's important to answer it quickly, and make the paths to obvious follow-up questions ("What do you do?", "Why should I trust you?", etc.) clear.