Life Expectancy: What Does It Take to Live a Long Life? According to the CDC, the current average life expectancy is 78.7 years old. Although there are some who live much longer, even up to 120 years. In your opinion, what factors contribute to those who live well beyond the average age? Consider lifelong healthcare regiments, attitudes, and behaviors. Are these factors in agreement with what psychologists find to be common in centenarians? Support your reasoning with information from the text and other course materials. Socioemotional Selectivity Theory Psychologists claim that those in late adulthood are more selective about the company they keep because they are less willing to invest in relationships with emotional risk and they place a higher value on emotional satisfaction. Do you feel this a valuable way to approach social relationships? Why or why not? Could this approach be useful in other periods of development? If so, how? Support your reasoning with information from the text and other course materials.