Everyone and their mother (or especially their mother) has advice as to what makes love work, but if you decide separate beds aren’t for you, sleep compatibility may have much to say about how happily ever after really is. This handy interactive infographic was developed by Stuart Quan, M.D., professor of sleep medicine at Harvard Medical School and senior physician at the Division of Sleep Medicine, Department of Medicine, Brigham and Women's Hospital, and Russell Rosenberg, Ph.D., HuffPost blogger, CEO of Atlanta School of Sleep Medicine and chairman of the board of the National Sleep…