Why do we dream?  [videorecording] / 
produced & directed by Charles Colville. 
 - [U.K.] :  BBC,  2009. 
 - 1 videodisc (DVD) (60 min.) :  sd., col. 
 - Horizon .
 - Horizon .
<br/><br/> Recorded off-air from BBC2, 10.02.09. 
<br/><br/> Where do dreams come from?  Do they have meaning and purpose?  Horizon looks at research into dreams, examining the part they play in various aspects of our lives. 
<br/><br/><br/>DVD.