Instruction vs. Selection

The main difference between an instructional system and a selectional system is that the instructional system uses information from the environment to change the properties of the object in question, but a selectional system has a large and varied population of objects, and the ones that are most fit for the environment are differentially reproduced. Hopefully an example Edelman uses from immunology will help clear this up. The theory prevailing before the present one was called the theory ...

 Freedom

The morning comes, the night decays, the watchmen leave their stations; The grave is burst, the spices shed, the linen wrapped up; The bones of death, the cov’ring clay, the sinews shrunk & dry’d Reviving shake, inspiring move, breathing, awakening, Spring like redeemed captives when their bonds & bars are burst. Let the slave grinding at the mill run out into the field, Let him look up into the heavens & laugh in the bright air; Let the inchained soul, shut up in darkness and...