Posthumanism asks what happens when our technologies allow humans to enhance intellectual, physical, and psychological capacities beyond what biology can give us. Think bionics on crack.

To the extent that consciousness is useful, it is useful in small quantities, and for very particular kinds of tasks. It's easy to understand why you would not want to be consciously aware of the intricacies of your muscle movement, but this can be less intuitive when applied to your perceptions, thoughts, and beliefs, which are also final products of…