Stacey Spears and Don Munsil, acclaimed creators of the DVD Player Benchmark™ and Progressive Scan Shootout at Secrets of Home Theater and High Fidelity®*, announce the release of the Spears & Munsil High Definition Benchmark, Blu-ray Edition. This disc is filled with test material and calibration patterns to help home theater enthusiasts evaluate displays and players and adjust their home theater systems to get the best possible picture.