Development of the human body used to approximately judge a child's age based on physical development. Puberty is the process of physical changes through which a child's body matures into an adult body capable of sexual reproduction. It is initiated by hormonal signals from the brain to the gonads: the ovaries in a girl, the testes in a boy. In response to the signals, the gonads produce hormones that stimulate libido and the growth, function, and transformation of the brain, bones, muscle, blood, skin, hair, breasts, and sex organs. Physical growth—height and weight—accelerates in the first half of puberty and is completed when an adult
Society for the Scientific Study of Psychopathy include: Society for the Scientific Study of Psychopathy The Society for the Scientific Study of Psychopathy (abbreviated SSSP) is an international learned society dedicated to promoting and advancing scientific research on the personality disorder psychopathy. It was established in 2005 and held its first meeting that year in Vancouver, British Columbia, Canada. Since then, the society has held biennial conferences to provide a venue for psychopathy researchers to present their most recent findings. As of 2009, the society had over 160 members, most of whom were from the United States. The current president of the SSSP is Adelle Forth. Previous