Jun 12, · Understanding adult development is an important step in the process of understanding how societies function. This lesson will focus on three theories of adult development proposed by . Adult development encompasses the changes that occur in biological and psychological domains of human life from the end of adolescence until the end of one's life. These changes may be gradual or rapid, and can reflect positive, negative, or no change from previous levels of functioning. Changes occur at the cellular level and are partially explained by biological theories of adult development.
Four Adult Development Theories and Their Implications for Practice. by Lisa M. Baumgartner What is adult development? What relevance do adult development theories and models have to the practice of adult basic education? Our philosophy of adult development informs our teaching.