Centerness is defined as a quality of multi-agent systems (groups) where agents share a common set of system goals and interact so the system will achieve those goals. A pair of measures is identified to capture the two dimensions of centerness: distance-weighted fragmentation and average goal centerness. As a case study, the measures of…

Presents a model used to help students of instructional technology conceptualize the range of instructional designs they might utilize and which could be used to classify existing materials for easy reference. (CHC)

In recent years, Australia's system of adult and community education (ACE) has broadened to include vocational learning as well as the hobby, enrichment, and personal development traditionally provided by ACE in the past. A study examined the views of ACE providers, ACE students, and industry organizations regarding ACE vocational education and…