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However , some of the most brilliant minds of all times have grappled with the question of infinity , and they have found some astonishing answers . If consumers lose trust and confidence in web-based services and stop using them as tools for communication and online commerce , it will cause tremendous harm to the economic potential of information technology . Students participate as marketing managers of firms which directly compete with other firms for sales , market share , and profits . The range of possible social problems to be focused on includes distribution of wealth , family , relations , education , health , war and peace , crime and ecology . Seminar series featuring both in-house speakers and those from other institutions including : antigen presentation , autoimmunity , B and T cell biology , cytokines , DNA rearrangements in the immune response , gene expression in lymphoid cells , host-pathogen immunology , transplantation , and tumor immunology .