Lucid Dreaming: A Beginner’s Guide
http://www.fourhourworkweek.com/blog/2009/09/21/how-to-lucid-dream/
Wish Fulfillment? No. But Dreams (and Sleep) Have Meaning - Yahoo! News
http://news.yahoo.com/s/time/20090616/hl_time/08599190456100

"A recent study by Walker and his colleagues examined how rest - specifically, rapid eye movement (REM) sleep - influences our ability to read emotions in other people's faces." does sleep promote brain acuity? can lack of sleep explain social deviations? are autistic people counted into this study?

"Adequate sleep may underpin our ability to understand complex emotions properly in waking life." Research suggests that sleep-deprived people are more-sensitive to negative emotions such as anger and fear. "With little mental energy to spare, you're emotionally more attuned to things that are likely to be the most threatening in the immediate moment. Inversely, when you're well rested, you may be more sensitive to positive emotions, which could benefit long-term survival." So if you're not sleeping, and you're feeling a little on-edge, there's your reason why...