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If the economy is running satisfactorily without exploiting minerals , for example , it might be advisable to leave the minerals untapped and hold them in reserve for times of need . ” Brothers and Damasio , for example , are interested in cases where the self is diminished or non-existent as in autism , forms of anosognosia , various misidentification syndromes and brain lesions to the prefrontal cortexes , among other areas . Thus , for example , inasmuch as ' sensation ' is less likely to be a property of ' animal ' than life ' , and ' sensation ' is a property of animal , ' life ' would be a property of animal . And when we draw from them their general conclusion — when we reach the point at which Rubenstein , for example , has arrived — then discourse is over . Rogers analyzes the limitations of previous diffusion studies , showing , for example , that the convergence model , by which participants create and share information to reach a mutual understanding , more accurately describes diffusion in most cases than the linear model .