You have made a very similar topic before about whether to go for Psychology or social work. Perhaps going through your previous post will answer your question as there was a lot of useful advice.
Here is the thread
http://www.recoveryourlife.com/forum...d.php?t=255782
In addition in this thread
http://www.recoveryourlife.com/forum...d.php?t=256105 you mentioned that you were feeling very positive about Derby. What, if anything, changed your mind?