At least that's what this seems to suggest.
LinkedIn said:Rick Stalder
Sr. UI Artist at Sony Computer Entertainment America
Bend, Oregon
Computer Games
Source: http://www.linkedin.com/in/rlstalderLinkedIn said:Sr. UI Artist
Sony Computer Entertainment America
August 2013 Present (3 months)
Unannounced Action/Adventure (PS4 ONLY)
Develop the UI style through the development of moodboards.