The Voices

For voice hearers, one suggested technique of coping is to pretend that each voice is embodied within a physical object such as a toy or puppet or statue.

In Selective Listening, Harrison chooses to use childhood toys for six distinctly different voices:

If you've ever had fleeting thoughts of rage, profanity and violence or disturbing visions, Smiling Herbert is determined to draw them out and keep you focussed on them.

Follow Smiling Herbert on Twitter: @SmilingHerbert

For all things carnal, even at the most inappropriate moments, Bean is the one to bounce (or BOING) insistently into your head.

Follow Bean on Twitter: @BeanInHarrison 

Molly is the one voice of occasional sweet hope. Unfortunately, this is accompanied by an overwhelming amount of paranoia and worry.

Follow Molly on Twitter: @Mollys_Voice

Armed with plain facts, Conrad says it as it is...whatever the circumstance.

Follow Conrad on Twitter: @Conrad_Speaks

The voice of constant mind-chatter. From wake till sleep, Marrow can be relied on to fill every silent moment with the white noise of babble.

Mousey doesn't speak – most of the time he sleeps. But when he awakes, it's to signal that things could be about to take a very bad turn...