Text ( visual ) : unmediated Academic controversy : enriching college instruction through intellectual conflict / by David W. Johnson, Roger T. Johnson, and Karl A. Smith ; prepared by ERIC Clearinghouse on Higher Education, The George Washington University, in cooperation with Association for the Study of Higher Education. -- Washington, DC : Graduate School of Education and Human Development, The George Washington University , [1996]. -- xiv, 147 p. : ill. ; 23 cm. -- (ASHE-ERIC/higher education report / Jonathan D. File, series editor ; v. 25, no. 3). -- Includes bibliographical references (p. 107-123) and index. -- ISBN 1878380753 ; (BA6106280X) ; https://ci.nii.ac.jp/ncid/BA6106280X Author Heading(s): Johnson, David W. ; Johnson, Roger T. ; Smith, Karl A. ; ERIC Clearinghouse on Higher Education ; Association for the Study of Higher Education. -- Classification(s): LCC : LB2331. -- Subject Heading(s): LCSH : College teaching -- United States ; LCSH : Critical thinking -- Study and teaching ; LCSH : Education, Higher -- United States ; LCSH : Universities and colleges -- United States