I saw this video and thought it was interesting. At 2:30 where she talks about the left brain right brain, if applied to pool would explain alot of the thought processes appliied to making a commitment to a shot.
http://www.huffingtonpost.com/dr-jill-bolte-taylor/neuroscience_b_2404554.html?icid=maing-grid7%7Cmaing10%7Cdl5%7Csec1_lnk3%26pLid%3D253014
http://www.huffingtonpost.com/dr-jill-bolte-taylor/neuroscience_b_2404554.html?icid=maing-grid7%7Cmaing10%7Cdl5%7Csec1_lnk3%26pLid%3D253014