The lesson introduces the concept of “Citizen of the World,” focusing on understanding and addressing global issues such as overpopulation, global warming, poverty, gender inequality, and human rights. Students are encouraged to differentiate between issues affecting individual countries and those that impact the global community, with the correct definition being those that affect multiple countries catastrophically. Additionally, the lesson highlights celebrities like Beyoncé, Pharrell Williams, Hugh Jackman, and Rihanna, who have supported global issues and initiatives like Global Citizen.