The topic of gifted adults is underexamined and little is known about what issues are important to those interested in the topic, and the ideas influencing their work. This online questionnaire study, part of a larger project investigating the current status of research with gifted adults, examines what 76 international experts are interested in,…

The aim of the present study is to determine the influence of concept definitions of cylinder and cone on primary mathematics student teachers' construction of relevant concept images. The study had a relational survey design and the participants were 238 primary mathematics student teachers. Statistical analyses implied the following: mathematics…

Technical notes concerning the Survey of Income and Education (SIE), April-July 1976, which was conducted by the Bureau of the Census for the Department of Health, Education, and Welfare, are presented. Information is presented on the source of the data, sample design, estimation procedure, reliability of the estimates, nonsampling variability,…