Hydrophobic interaction chromatography of proteins Hydrophobic interaction chromatography of proteins Also read: Interaction of Nature and Nurture in Development What are some example Social Interaction Critical Article Review: Investigating the Interaction between Schizotypy, Divergent Thinking and Cannabis Use Summary Reflect on an interaction from your clinical experience that involved an older person. What is social interaction? What are the elements of social structures? How does this apply to the activity you just completed?