none, American Historical Association. (January 1960 – February 2017).
Member Fletcher Green Graduate Student Award Committee, Southern Historical Associaion. (January 01, 1982 – December 01, 1982).
Chair Membership Cpmmittee, Organization of American Historians. (January 01, 1973 – December 31, 1978).
Chair Site SEletion Committee, Western History Assocaition. (January 01, 1973 – December 31, 1976).
Member Local Arrangements Committee, American Historical Association. (January 01, 1975 – January 10, 1976).
Master's Thesis Committee Chair, History. (2005).
Master's Thesis Committee Chair, History. (2001).
Master's Thesis Committee Chair, History. (1998).
Dissertation Committee Chair, History. (1997).
Master's Thesis Committee Chair, History. (1994).
Master's Thesis Committee Chair, History. (1993).
Dissertation Committee Chair, History. (1989).
Dissertation Committee Chair, History. (1989).
Master's Thesis Committee Chair, History. (1989).
Master's Thesis Committee Chair, History. (1989).
Dissertation Committee Chair, History. (1988).
Master's Thesis Committee Chair, History. (1988).
Dissertation Committee Chair, History. (1986).
Master's Thesis Committee Chair, History. (1985).
Master's Thesis Committee Chair, History. (1983).
Master's Thesis Committee Chair, History. (1982).
Master's Thesis Committee Chair, History. (1980).
Seligmann, G. L. (Author & Presenter), Commencement Address, Peter Pan, Plato, and Plumbers, UNT, United States of America. (1977 – 1977).
Seligmann, G. L. (Author & Presenter), New Mexico Historical Association, Lesser Known Figures in New Mexico History: Alpheus T. Bampson, Gone But Not Forgotten, United States of America. (1977).
Seligmann, G. L. (Author & Presenter), Joint Meeting of the New Mexico and Arizona Historical Societies, Alpheus T. Bampson and the Jointure Controversy, United States of America. (2013).
SELIGMANN, G. L. (Author & Presenter), HISTORICAL SOCIETY OF NEW MEXICO ANNUAL MEETING, Hispanic Adaption to Angle Political Processes in Late 19th and Early 20 Century New Mexico, HISTORICAL SOCIETY OF NEW MEXICO, Alamogordo New Mexico, United States of America. (2018 – ).
Seligmann, G. L. (Author & Presenter), AHA-NTSU Conference on the Teaching of History, Music in the Classroom, United States of America. (1978 – ).
SELIGMANN, G. L. (Author & Presenter), HISTORICAL SOCIETY OF NEW MEXICO ANNUAL MEETING, ARCHBISOP LAMY AND NEW MEXICO POLITICS, HSNM, FLAGSTAFF ARIZONA, United States of America. (2017 – 2017).
Seligmann, G. L. (Author & Presenter), New Mexico Historical Society, Bronson M. Cutting and the Blue Ballot Controversy in New Mexico, Santa Fe, NM, United States of America. (2012).
Seligmann, G. L. (Author & Presenter), American Popular Culture Association, LBJ vs. His Biographers: part II, San Antonio, TX, United States of America. (2004).
Seligmann, G. L. (Author & Presenter), Cherny, R. (Author), 50th Anniversary meeting of the International Association of Social Studies Organizations, The Internationalization of H-NET and Its Role in the Broadening of Scholarly Communication and Access to Scholarly Materials Around the World, San Francisco University, Vienna, Austria, Austria. (2002 – 2002).
Seligmann, G. L. (Author & Presenter), Bi-Annual Meeting of the European Social Science History Association, The Internationalization of H-NET, European Social Science History Association, Den Haag, The Netherlands, Netherlands. (2002).
Seligmann, G. L. (Author & Presenter), The British Association of American Studies, The Impact of the American Civil War on Late 19th Century American Presidential Campaigns: Republican Party Campaign Songs, 1868-1896, The British Association of American Studies, University of Leeds, United Kingdom. (2001).
Seligmann, G. L. (Author & Presenter), WAR MAKES RATTLING GOOD HISTORY, The Impact of the American Civil War on Late 19th Century American Presidential Campaigns: Democratic Party Campaign Songs 1868-1896, Wittenberg Center for the Study of United States History, Lutherstadt Wittenberg, Germany, Germany. (2001).
Seligmann, G. L. (Author & Presenter), Association of General Education International, Multiculturalism and United States History: Who Profits, Who Pays?, United States of America. (1992 – 1992).
Seligmann, G. L. (Author & Presenter), FIPSE Grant Holders Conference meeting in Washington, D.C., UNT CLC Graduate Teaching Seminar, United States of America. (1992 – 1992).
Seligmann, G. L. (Author & Presenter), Joint Meeting of the Texas Academy of Medieval Studies and the Mid-American Academy of Medieval Studies, Medieval Survivals in Nineteenth and Twentieth Century New Mexico, United States of America. (1992 – 1992).
Seligmann, G. L. (Author & Presenter), UNT/AHA Conference on the teaching of History, Freedom, Order, and Authority in the U.S. History Survey, United States of America. (1992 – 1992).
Seligmann, G. L. (Author & Presenter), AHA/UNT Conference on the Teaching of History, Multicultural Conflict in Microcosm: The Case of Father Martinez of Taos, United States of America. (1991 – 1991).
Seligmann, G. L. (Author & Presenter), combined meetings of the Arizona and New Mexico Historical Societies, Withdrawal as a Nuevomexicano Adaptation to Anglo Intrusion in Nineteenth Century New Mexico, United States of America. (1990).
Seligmann, G. L. (Author & Presenter), FICTIONALIZING THE PAST: USING REMINISCENCES AND AUTOBIOGRAPHIES IN RESEARCH AND THE CLASSROOM, Richard Goodwin's REMEMBERING AMERICA, Organization of American Historians, United States of America. (1990 – 1990).
Seligmann, G. L. (Author & Presenter), AHA/UNT Conference on the Teaching of History, Teaching Values In the United States History Course, United States of America. (1988 – 1988).
Seligmann, G. L. (Author & Presenter), AHA/NTSU Conference on the Teaching of History, The New Social History: Easier Said Than Done, United States of America. (1986 – 1986).
Seligmann, G. L. (Author & Presenter), Southwest Social Science Association, LBJ vs His Biographers, United States of America. (1984).
Seligmann, G. L. (Author & Presenter), South Texas Conference on the Teaching of History, Campaign Songs in the Teaching of American History, United States of America. (1983 – 1983).
Seligmann, G. L. (Author & Presenter), Phi Alpha Theta Southern Historical Association, Jedediah W. Bampson: A Prologmena to His Life and Times, United States of America. (1982).
Seligmann, G. L. (Author & Presenter), Kitchens, J. (Author & Presenter), Southwestern Sociological Association, The Village Idiot: A Vanishing Social Institution, United States of America. (1982).
Seligmann, G. L. (Author & Presenter), Southwestern Historical Association, Withdrawal as a Mexicano Cultural Adaptation to 19th Century Anglo Intrusion in New Mexico, United States of America. (1980).
Seligmann, G. L. (Author & Presenter), Texas State Historical Association, Music and the Teaching of Texas History, United States of America. (1980 – 1980).
Seligmann, G. L. (Author & Presenter), Pickens, D. K. (Author & Presenter), Southwest and Texas Popular Culture Association, The Reverend Doctor M.A. Smith: Mystery Man of East Texas Socialism, United States of America. (1979).
Seligmann, G. L. (Author & Presenter), AHA-NTSU Conference on the Teaching of History, Myths About the Teaching of History, United States of America. (1978 – 1978).
Seligmann, G. L. (Author & Presenter), Bodnar, J. (Author & Presenter), Citadel Conference on the New South, Southern Senators and the Smoot-Hawley Tariff, United States of America. (1978 – 1978).
Seligmann, G. L. (Author & Presenter), Kingsberry Lyceum, NTSU, Singing Along to Victory: Campaign Songs in American History, United States of America. (1977 – 1977).
Seligmann, G. L. (Author & Presenter), 200 Years of European Civilization in the Southwest, Extranjero in a Familiar Land: The Mexican American in the Southwest, Bicentennial Symposium jointly sponsored by the states of Arizona and New Mexico, United States of America. (1976 – 1976).
Seligmann, G. L. (Author & Presenter), First Kingsberry Lyceum lecture, NTSU, Aires of the American Revolution, United States of America. (1976 – 1976).
Seligmann, G. L. (Author & Presenter), Phi Alpha Theta, Southern Historical Association, Alpheus T. Bampson: A Figure more Reviled than Revered Now Revisited, Reviewed and Revised, United States of America. (1976 – 1976).
Seligmann, G. L. (Author & Presenter), Missouri Valley Historical Conference, Campaign Songs of the Gilded Age, 1860-1896, United States of America. (1975 – 1975).
Seligmann, G. L. (Author & Presenter), Southwestern Social Science Association, Campaign Songs of the 20th Century, United States of America. (1975 – 1975).
Seligmann, G. L. (Author & Presenter), Missouri Valley Historical Association, Regional Voting Patterns in the United States Senate: Case Study the Smoot-Hawley Tariff, United States of America. (1971 – 1971).
Seligmann, G. L. (Author & Presenter), American Historical Association, The Mexican American in the Southwest, 1848-1960, United States of America. (1970 – 1970).
Seligmann, G. L. (Author & Presenter), Organization of American Historians, Singing Along to Victory: Campaign Songs as a Research Tool in United States Political History, United States of America. (1970 – 1970).
Seligmann, G. L. (Author & Presenter), Southern Historical Association, Southern Senators and the Smoot-Hawley Tariff, United States of America. (1970 – 1970).
Seligmann, G. L. (Author & Presenter), Pacific Coast Branch of the American Historical Association, Louisiana Sugar Interests and Philippine Independence, 1929-1933, United States of America. (1968 – 1968).
Seligmann, G. L. (Author & Presenter), Western History Association, The Making of a Machine: Bronson M. Cutting and New Mexico Politics, 1918-1927, United States of America. (1968 – 1968).
Seligmann, G. L. (Author & Presenter), Arizona History Association, The United States and the Navajo: An Overview and some Unanswered Questions, United States of America. (1962 – 1962).
Seligmann, G. L. (Author & Presenter), Meeting of the Organization of American Historians, Music and the American Revolution, United States of America. (1976 – 1976).
Seligmann, G. L. (Discussant), AHA Annual Meeting, The Value and Future of the Teaching American History Program, American Historical Association, United States of America. (2007 – 2007).
Seligmann, G. L. (Chair), AHA Annual Meeting, The AHA Guide to Teaching and Learning with the New Media, American Historical Association, United States of America. (2006 – 2006).
Seligmann, G. L. (Discussant), 200 Years of European Civilization in the Southwest, Senior Scholars Seminar, Bicentennial Symposium jointly sponsored by the states of Arizona and New Mexico, United States of America. (1976 – 1976).
Seligmann, G. L. (Discussant), Teaching American History Grants, Teaching American History Grants, Organization of American Historians and the United States Department of Education,, Washington DC, United States of America. (2006 – 2006).
Seligmann, G. L. (Panelist), Fehrenbach, T. R. (Panelist), Maverick, M. (Panelist), American Liberalism: Past, Present, and Future, United States of America. (1982 – 1982).
Member, Faculty Council. (1995 – Present).
Committee Member, Executive Council of H-Net, Humanities and Social Studies Online. (1994 – Present).
Member, Search Committee to Pick the Executive Vice-President and Provost. (2009).
Member, Chancellor's ad hoc Committee to Study the Relationship of the Tenure Committee and Tenure to the Chancellor's Office. (2008).
Other, Presidential Search Committee. (2005 – 2006).
Member, Core Curriculum Task Force. (2003).
Other, H-Net, Humanities And Social Sciences Online. (2003 – 2003).
Other, H-Net, Humanities And Social Sciences Online. (2002 – 2002).
Other, H-Net, Humanities And Social Sciences Online. (2001 – 2001).
Committee Member, Tenure Committee. (2000 – 2001).
Member, Undergraduate Curriculum Committtee. (1995 – 2000).
Committee Chair, ad hoc Committee to Revise Classic Learning Core. (1999).
Other, Review Committee. (1998 – 1999).
Committee Chair, Tenure Committee. (1995 – 1996).
Committee Member, Tenure Committee. (1994 – 1995).
Committee Chair, Executive Committee. (1994).
Member, Advisory Board for the Barsanti Fund for Military History. (1981 – 1992).
Member, Faculty Senate Executive Commitee. (1988 – 1991).
Member, Centennial Committee. (1990).
Member, Faculty Senate. (1984 – 1988).
Member, Task Force on Multi-Cultural Diversity. (1980).
Board of Directors, HISTORICAL SOCIETY OF NEW MEXICO, Santa Fe, New Mexico. (August 10, 2018 – Present).
Officer, President/Elect/Past, H-NET HUMANITIES AND SOCIAL STUDIES ON LINE, Michigan State University, Michigan. (January 1, 2001 – December 31, 2004).
Officer, Other Officer, H-NET HUMANITIES AND SOCIAL STUDIES ONLINE, Michigan State University, Michigan. (January 1, 1994 – December 31, 2004).
Member, Southern Regional Education Board Task Force on Faculty Evaluation. (2000 – 2001).
Officer, President/Elect/Past, Southwestern Historical Association. (1981 – 1983).
Committee Member, Southern Historical Association. (1982).
Committee Chair, Organization of American Historians. (1973 – 1978).
Committee Member, American Historical Association. (1976).
Committee Chair, Western History Association. (1973 – 1976).
Board Member, Denton Jazz Festival Foundation. (1999 – Present).
Member, Board of Directors NMSU Alumnae Foundation. (1992 – Present).
Committee Member, Citizens Advisory Committee. (2004 – 2004).
Committee Member, Citizens Blue Ribbon Committee. (1998 – 1998).
Committee Chair, Cable Antenna Television Board, Denton, Texas. (1979 – 1989).
Other, New Mexico Bar Association in the writing of the Centennial. (1987 – 1987).
Other, Southwestern Historical Association. (1981 – 1983).
Committee Member, Fletcher Green Graduate Student Award Committee. (1982 – 1982).
Committee Member, Local Arrangements Committee. (1976 – 1976).
Chairperson, Site Selection Committee. (1973 – 1976).