In each question provide concrete examples to show that you understand the main issues raised by the relevant authors. 1. Psychological and Ethical Egoism. Evidence for and against. State and defend your own position. 2. Environmental Ethics. Anthropocentric versus ecocentric approach. Debate on climate change. Defend your position. 3. Animal welfare. One argument in favor of strong animal rights defense versus a more anthropocentric view. Defend your position 4. Video games. Examine arguments regarding possible harmful effects of games and the need to regulate them. Defend your position.