About the Author

Kenneth L. Bontrager, MA, RT(R) began his life long career in radiologic technology in 1958 when he began his studies at St. Luke’s Hospital in Denver, Colorado. He then received a BA degree from the University of Colorado and two MA degrees in education and instructional media from the University of Northern Colorado and Denver Seminary.

He has served as chief technologist and director of a hospital based RT program, and as director and instructor of a community college, city-wide hospital affiliate, associate degree RT program.

He has presented workshops and symposia at district, regional and national meetings on topics related to instructional methods and mastery learning. Awards he has received include a W.I.C.E.R.T. award in 1983 for “outstanding contributions to the profession of radiologic technology education” and “teacher of the year” award  in health education in the state of Colorado. He has been a member of the ARRT (American Registry of Radiologic Technologists) and ASRT (American Society of Radiologic Technologists) since 1960.

Mr. Bontrager began his writing and publishing career in 1972 when he founded Multi-Media Publishing, Inc., Denver, Colorado that produced and published programmed instructional media and educational textbooks in radiologic technology and other allied health fields.

He has authored or coauthored numerous audio-visual self-paced learning programs in various subjects with the most popular being his 21 lesson series on “Radiographic Positioning and Related Anatomy”. This widely used A-V series was expanded and beginning in 1982 the first edition of the Textbook of Radiographic Positioning and Related Anatomy and a two volume workbook/laboratory manual and ancillary electronic instructional media were added. These are now in their 6th edition and have been translated into multiple languages. They are published and distributed by Mosby/Elsevier to whom he sold Multi-Media Publishing in 1985.

Mr. Bontrager continues active in writing, producing and publishing instructional media for radiologic technology. He and his family also continue the publishing and distribution of Bontrager’s Pocket Atlas, Handbook of Radiographic Positioning and Techniques, now in its fourth edition.

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