Trinka will be missed greatly She was bigger than life and lived the human condition. She accomplished much in her life. Tinka was very proud of her accomplishments in CYBER Learning. Her leadership and direction will be missed. She wanted to keep CYBER small and focused working with great individuals and doing what she and the corporation could improving the human condition especially in education. We think she accomplish her life long tasks. Trinka will continue to live in our hearts and the hearts of her family. Below is her Obituary and Vita. GOD BLESS YOU TRINKA

Catherine (Trinka) Ward Bradsher Dunnagan passed away peacefully on March 3, 2010 at the Roxboro Nursing Center. Trinka was born May 3, 1943 in Durham North Carolina. She was a graduate of DUKE University and the University of North Carolina at Chapel Hill. Trinka's career centered around innovation in technology based learning where she was a cooperate manager and executive. Trinka's career span CONDOWIT (DUKE,UNC,Research Triangle, and University of Iowa), Control Data Corporations technology based learning initiative, PLATO, and finally her own Company Cyber Learning Corporation. Trinka was also a very active publishing papers and presenting at major conferences. In 2005 she moved back to Semora North Carolina to come home. Trinka is preceded in death by Her Parents Charles and Dorothy Bradsher and her good friend and companion Vendo Koolmeister. She is survived by her daughter and husband: Jessica Leigh Bradsher Dunnagan and Charles Jungmann, five grandchildren: Rachael, Rebecca, Mathew, Mary, and Eli all of Plymouth Minnesota. Brother Thorsten Bradsher and wife Susan of Eugene, Oregon; Sister Marien Bradsher of Ashville, North Carolina, Aunt Eno Bradsher of Roxboro, North Carolina; and her good friend, companion, and business partner Dean Lee Christensen of Semora, North Carolina. Buried in Maplewood Cemmentary Durham, North Carolina.



NAME:  Catherine (Trinka) Bradsher Dunnagan 

103 St. George Lane 

  Semora, North Carolina 27343-7112 


President, CYBER Learning Corporation 

Founder and Treasurer, International Consortium for Courseware Engineering 

Instructor, Institute for Advanced Learning Technologies, University of Minnesota


University of Minnesota, Graduate Studies in Educational Psychology 

University of Iowa, Graduate Studies in Educational Psychology, 1975-1977. 

University of North Carolina at Chapel Hill, M.S. Computer Science, 1973. 

Duke University, B.A. German, 1965.


1996.  JIL Information Systems, Inc.,  Consultant.  Provided technical services for transcript program development under JILs prime contract with the Naval Air Systems Command.

1995.  Intelligent Decisions, Inc.,  On Call Senior Instructional Analyst.  As an On Call, part-time employee, provide labor on special projects in support of IDSIs overall corporate objectives.

1994-1995.  Vista Technologies, Inc.,  Consultant.  Provided technical services for training program development under Vista's prime contract with the Naval Air Systems Command.

1994.  CYBER Learning Corporation, President. Own and operate an organization focused on the design, development, and delivery of training/educational systems and instructional data bases. Provide skills in instructional design and development, computer science, educational psychology, and program management.  Instructor in the Minnesota Institute for Advanced Learning Technology.  Founding member and Treasurer of the International Consortium for Courseware Engineering (ICCE); consisting of: Armstrong Laboratory, CYBER Learning Corporation, and the University of Minnesota.

1988-1996.  American Council on Education (ACE),  Consultant.  Served on the  Army American Council on Education Registry Transcript System (AARTS) Advisory Board and represented CYBER on the Sailor/Marine ACE Registry Transcript (SMART) Task Force.

1992-1993.  Control Data Systems, Inc., Department Manager, World-Wide Support Organization.   Managed the CYBIS Group, offering computer based and traditional instruction to commercial, academic and government customers.  Operated a profit and loss operation. Supported the Joint Committee on Computer Based Instruction (JCCBI) program, which included Army, Navy, Air Force and FAA Academy agencies.  Served as official interface to Control Data's customers organization (VIM) for users of CBI or other education/training products.

1988-1992.  Control Data Corporation, Department Manager, Education&Training Systems, Government Systems Division.  Managed the Education&Training Systems Department  which pursued government business and delivered on various instructional programs, including the JCCBI program.   Operated a $3 million business founded on the design delivery and support of computer based instruction and associated training for the Department of Defense and civilian agencies.  Updated the on-line PLATO application and courseware to add modern features, renaming this product CYBIS.

1984-1988.  Control Data Corporation, Program Manager, Education&Training Systems, Government Systems Division.  Established procedures to deliver the PLATO component of the JCCBI contract.  Managed the CBI portion of proposals, programs and CBI use by the installed user base.  Managed the forecasting, inventorying, cataloging, indirect marketing and filling of orders for courseware and hardware.  Supported the sales force in customer calls and proposal preparation.

1983-1984.  Control Data Corporation, Marketing Manager, Higher Education Division.  Managed the development of a CBI computer literacy series and CBI courses for the Lower Division Engineering curriculum, working with recognized academic and commercial experts to establish curricula objectives and meet the needs of the target audiences.  Established marketing plans and developed collateral materials. 


1979-83.  Control Data Corporation, Product Line Manager, Education Co.   Performed the role of an editor/publisher of courseware dealing with computers.  Responsibilities included product life cycle management from inception to phase out of all CBI products in the product line.  Also negotiated and contracted with external authors to develop multi-media courseware.

1977-1979.  Control Data Corporation, Program Manager, Education Co.  Managed instructional teams who developed individualized PLATO courseware, using a systematic course design and development approach.  Developed effective PLATO courseware using CBI, text, audiotapes/videotapes, filmstrips, etc.  Used matrix management to manage specialized teams to generate each type of media for the courseware.

1972-1977.  Project CONDUIT at Duke University/University of Iowa, Senior Research Associate.  Served as a senior research associate on this National Science Foundation (NSF) sponsored project to facilitate sharing of exemplary computer based education among colleges and universities.  Responsibilities included: coordinating a nationally renowned board of academic reviewers, assisting and maintaining standards for transportable courseware, publicizing Computers at Oregon State, North Carolina, Dartmouth, Universities of Iowa and Texas (CONDUIT)'s value through conferences and papers, establishing the mechanism and policies for a repository of course materials, supervising programmers and educational media specialists, and providing liaison with the academic community in the national network of CONDUIT schools.

1970-1972.  University of North Carolina at Chapel Hill, Research Associate in Institute for Research in the Social Sciences.  Served as a systems analyst and computer consultant, provided systems programming for the IBM 1130, operated the computer, supervised generation of data files, interfaced with the Triangle Universities Computer Center, consulted on user computer problems and supported faculty and students in performing social science research. 


1966-1969.  Duke University, Research Assistant in Department of Sociology&Anthropology.  Supervised the Sociological Data Laboratory for the department, providing operational support of the unit record equipment, teaching and consulting on social science data analysis, and assisting in several sociological research projects.


Tennyson, R. D., Christensen, D. L., & Dunnagan, T. (in press). Fourth generation instructional systems development: A problem solving approach. Journal of Structural Learning and Intelligent Systems.

Christensen, D. L., Dunnagan, T., & Tennyson, R. D. (1998). The future of instructional theory: Lessons learned. Journal of Structural Learning and Intelligent Systems, 14, 131-142.

Dunnagan, T. (1997, February).  Faculty, Guide for Understanding Design Expertise workshop (GUIDE).  Professional development workshop presented at the annual meeting of the Association for Educational Communications and Technology, Albuquerque.

Dunnagan, T. (1997, February).  Intelligent Performance Support for Instructional System Design Project Management.  Symposium presented at the annual meeting of the Association for Educational Communications and Technology, Albuquerque.

Christensen., D.L., Dijkstra, S., Merrienboer, J. G., Dunnagan, T., Elen, J., Schott, F., Seel, N., Spector, M., Winn, W., Tennyson, R.D. (1997 March).  Structural learning, instructional systems and intelligent tutors: International Relations Committee.  In J. Durnin, J. Scandura (Co-Chairs).  Symposium presented at the annual meeting of the American Educational Research Association, Chicago.

Christensen, D.L., Dunnagan, T., Schwartz, J. (1997 July).  Education Services at a Crossroad: Entering a New Era.  In J. Larson, S. Oberlin (Co-Chairs). DoD Worldwide Education Symposium, St. Louis, Missouri.

Tennyson, R.D., Christensen, D.L., Dunnagan, T.  (1997 March).  Structural learning, instructional design and learning efficiency-American Advances.  In J. Durnin (Chair).  Fourth Generation Instructional Systems Development: A Problem Solving Approach.  Symposium presented at the annual meeting of the American Educational Research Association, Chicago.

Dunnagan, T. (1996, February).  Faculty, Advanced authoring tools workshop: Expert associates and intelligent guides to instructional design.  Professional development workshop presented at the annual meeting of the Association for Educational Communications and Technology, Indianapolis.

Dunnagan, T (1996, February).  In T. Dunnagan (Chair).  Theory based automated authoring tools.  Symposium presented at the annual meeting of the Association for Educational Communications and Technology, Indianapolis.

Christensen, D.L., Dunnagan, T., Nielson, M. (1995 November).  Tutorials: GUIDE and Consortiums.  Interservice/Industry Training Systems and Education Conference, Albuquerque.

Dunnagan, C. B. (Trinka).  "Cataloging Joint Service Government Owned PLATO Courseware: A Demonstration Project," Proceedings 1988 Conference on Technology in Training and Education, Biloxi, Mississippi, 1988.

Dunnagan, Trinka,  CONDUIT Standards and Procedures:  A Practical Experience," Behavior Research Methods and Instrumentation, Vol. 8, No. 2, 1976.

Dunnagan, Trinka, CONDUIT Documentation Guidelines CONDUIT Central, Iowa City, Iowa, 1973, Revised 1976.

Dunnagan, Trinka, ed.  CONDUIT Technical Transport Guidelines CONDUIT Central, Iowa City, Iowa, 1974, Revised 1976.

Dunnagan, Trinka, "Technical Transport Problems," Creative Computing, 1975.

Dunnagan, Trinka, "Technical Problems in Moving Courseware," Computing and the Decision Makers, EDUCOM, Princeton, N.J., 1974.

Dunnagan, Trinka, "Packaging and Repository Activities," Computing and the Decision Makers, EDUCOM, Princeton, N.J., 1974.

Dunnagan, Trinka, "Considering a Clearinghouse for Computer-Based Curriculum Material," Information Utilities:  Proceedings of the 37th ASIS Annual Meeting, Atlanta, Georgia, October 1974.

Anderson, Ronald E., G. Robert Boynton, Trinka Dunnagan and Joseph Denk.  "Disseminating Computer-Based Material for the Social Sciences," Proceedings of a Fourth Conference on Computers in the Undergraduate Curricula, Claremont, California, 1973.

Back, Kurt W., Steven Bunker, and Catherine Dunnagan.  "Barriers to Communication and Measurement of Semantic Space," Sociometry, Vol. 35, No. 3, 1972.

Dunnagan, Trinka, "ERLST - A Program to Check Sequencing Errors, TUCC Telecomputing Memorandum LS-186-0, 1972.

Dunnagan, Trinka, "TSTPN-Valid Punch Check Program," TUCC Telecomputing Memorandum.  LS-185-0, 1972.

Dunnagan, Trinka, "MLIST-Selective Print Program," TUCC Telecomputing Memorandum.  LS-184-0, 1972.


1989-1994, United States Army Training Doctrine Command, support for the Joint Committee on Computer Instruction for DoD and FAA. 

1994-1995, United States Air Force Academy, development of the Integrated Database Management and Control System. 

1995-1996, Armstrong Research Laboratory of the Air Force, Assessment and Evaluation Technologies for Adaptive Training with a focus on development of Guidance for Open-ended Designs for Instructional Environments, Guidance for the Understanding of Instructional Design Expertise. 

1997, Intelligent Decisions Systems Incorporated, Manager's Guide to Training Technology, Chapter 6: Training Technologies. 

1995-1998, United States Marine Corps, development of the Sailor Marine American Council on Education Registry Transcript System.


1997 Certificate of Appreciation, The American Council on Education. 

1992 Certificate of Appreciation, The American Council on Education. 

1984 Certificate of Appreciation, The Commission on Occupational Education Institutions of the Southern Association of Colleges and Schools. 

1980 Tarpon Club.  Bill Norris Tarpon Club for Outstanding Contributions in Computer Based Education.


International Consortium for Courseware Engineering. 

American Educational Research Association. 

Association for Educational Communications and Technology.

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