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Published online by Cambridge University Press: 17 May 2016
1. One established member may have moved from the U.S. to Canada during 1989; thus, only one new member may have been gained. The four foreign members who dropped out during 1989 had all been members for two or more years.Google Scholar
2. Academics are defined as employees of a university or college.Google Scholar
3. This is part of a longer survey. Only questions with several answers are included here.Google Scholar
4. N = 17. The number at the end indicates the number giving that answer.Google Scholar