DUBLIN, Calif. June 4, 2008-- PSS announced today it has acquired certain assets of SpeechUsability, a voice user interface design firm founded by industry luminary, Dr. Susan Hura. PSS helps enterprises transition gracefully from legacy to next generation contact center infrastructure. The addition of Dr. Hura and SpeechUsability will help PSS ensure that, as part of a successful transition, callers to new IVR applications will enjoy a world class customer experience.