- 1977 1
- Austin 1
- President of the National Communication Association 1
- Prof. at Univ. of Texas 1
- coeditor of the journal "Written communication" 1
- editor of the journal "Communication education" 1
- on the Board of Directors of the International Communication Association and the International Customer Service Association 1
- Ph.D. at Purdue Univ. 1
1952 - , Ph.D. at Purdue Univ.; 1977; Prof. at Univ. of Texas; Austin; President of the National Communication Association; on the Board of Directors of the International Communication Association and the International Customer Service Association; editor of the journal "Communication education"; coeditor of the journal "Written communication"