Problem: Describe how a person's definition and experience of sexuality and intimacy often fluctuates throughout his or her lifespan. What are some of the influences as it relates to "changes in sexuality from puberty to late adulthood"? You may use the following article for your research: Sternberg, R. J. (1986). A Triangular Theory of Love. Psychological Review, 93(2), 119-135. Need Assignment Help?