Much speculation and talk has been underway about which mattress is the best: Sleep Number Bed or Tempurpedic.
I've taken an unbiased approach. There is a site out there that offers an unbiased customer referral on the best mattresses according to actual reviews from the actual owners.
Google "sleep like the dead" I found this guy who does mattress research independently. He says this style of mattress is the best:
Bev & Mike
Landfair Furniture + Design Gallery