Philip R Newman: 2 books

Key human development theories that continue to guide research and practice are examined in this engaging text. Ten key theories are grouped into three families - those that emphasize biological systems, environmental factors, and those that reflect an interaction between the two. This organization...

There is a growing demand for cocoa. However, cultivation is dependent on ageing trees with low yields and increasing vulnerability to disease. There is growing concern about the environmental impact of cultivation in areas soil health and biodiversity. There is therefore an urgent need to make cocoa...