Covers the basic principles of when and how to use focus groups, the applicability of focus group interviews to survey research and other methods, general issues in the use of focus groups, the specific problems of focus groups with different populations or settings and an agenda for future development of the method.

Introduces readers to the basic properties of water and its functions in nature and society. Discussions of water filtration, conservation, storage and transportation reflect upon the comparisons between the water cycles of plants and animals and the mechanics of human-made machinery.

'Materials' looks at the ways in which materials are used by people, animals and plants. It examines the molecular structure of materials and manufacturing methods, as well as the many different ways in which materials are used. Topics range from fibers, wood, concrete, iron and steel to the very latest 'smart' materials.

"Unmöglich, dass einen Jacks Geschichte nicht bewegt." West Australian

Sally Morgan machte sich quer durch Australien auf die Suche nach dem unbekannten Mann, der nach Aborigines-Genealogie ihr Großvater ist. Sie fand schließlich Jack McPhee. Er erzählt von schwarzen Müttern, weißen Vätern und einer entmündigenden Regierungspolitik - vor allem aber von der Gelassenheit und dem Humor, die er immer im Herzen trägt.