1. Petunias, one-eyed ducks, and roly-poly mice
2. By the brain, for the brain
17. long, the short, and the less
18. Are we chronically sleep deprived?
19. Things that go bump in the night
20. 'A ruffled mind makes a restless pillow'
21. Snoring, gasping, and jumping
23. I sleep, therefore I am
App. Are you a lark, an owl, or neither?