This report provides an in-depth analysis of Kenny's case study, applying key theories of human development. The assignment begins with an application of behaviorist and cognitive theories to understand Kenny's behaviors, including the impact of positive and negative conditioning. The report then delves into the reflection of human development theory, emphasizing empathy and the importance of community support. It reviews biological and environmental factors influencing Kenny's development and critically analyzes the impact of physical and neurological changes. The potential impact of pre-natal factors and the theory of attachment are also considered. The report further explores person-centered counseling, models of grief, and the role of community services in assisting troubled adults. It addresses development during late adulthood, effective counseling techniques, and the influence of significant life events. The report also touches on the interplay of nature and nurture in shaping human development. The report concludes with references to the relevant theories.