Presented is a discussion of recent evidence on the evolution of human forms on earth gathered and evaluated using mitochondrial DNA techniques. Theories regarding the possibility that a common female ancestor existed in Africa about 200,000 years ago are discussed. A list of teaching aids is provided. (CW)

Reviews current research on a woman's chances of bearing twins and the genetic relationship, prenatal competition, and personality similarities between twins. In addition, the nature/nurture controversy is discussed in terms of evidence from studies of identical twins reared apart. Future studies are suggested to discover the ways twinning might…

One of the most important myths in education is that of progress. The idea derives from a specifically Western messianic tradition and contains the belief in the growth and the development of an organism. That belief emerges from Greek and Hebraic thought, is modified in Christian theology, and then is secularized in science. The persistence and…

Discusses an evolutionary approach to human morality. Emphasizes the rapid development of brain weight, neural circuits, and synaptic systems during early childhood. Concludes that the human brain has resources for generating responsible, caring behavior but must be nurtured and educated. Urges that moral training in a proper social climate be…

Scholars, practitioners, and laypeople at one time or another have questioned what learning is and how it can be measured once it is defined. Many use the term interchangeably with growth, change, development, knowledge, education, cognition, or acquisition as it is commonly considered in educational practice. However, most generally assume a…