41 Book publishing services in the fields of science and technology; publishing of nondownloadable on-line electronic publications, namely, magazines, periodicals, books, handbooks, prospectuses, newsletters, pamphlets, newspapers, reviews, articles, journals, catalogues, brochures, agendas, citations, abstracts, thesauruses, conference abstracts and directories featuring topics in the fields of science and technology; publishing of non-downloadable on-line electronic bibliographic citations and abstracts of journal articles, conferences, reports and research materials in the fields of science and technology; desktop publishing for others and publication of printed material connected with presentations and exhibitions, colloquiums, conventions, seminars, workshops and events of an educational nature in the fields of science and technology; educational and training services, namely, organizing, arranging and conducting educational exhibitions, conferences, congresses, symposiums, colloquiums, seminars, lectures, conventions, training workshops and events in the fields of science and technology; educational and training services, namely, providing mentoring in the fields of science and technology; educational and training services, namely, providing tutoring in the fields of science and technology; educational and training services, namely, providing courses of instruction in the fields of science and technology; educational and training services, namely, developing curricula for others in the fields of science and technology; provision and dissemination of educational information featuring topics in the fields of science and technology; provision and dissemination of information, assistance and advice in the fields of science and technology for participants, visitors and exhibitors to educational exhibitions, conferences, congresses, symposiums, colloquiums, seminars, lectures, conventions, training workshops and events, provided in person and electronically via means of the web