A/HRC/41/24 (c) Acknowledge atrocity crimes in which State officials were involved and include education on past violations in schools. To this end, States should promote educational initiatives, textbooks and other materials with the view to ensuring a factual and comprehensive account of past atrocity crimes. Such initiatives can be part of history courses or form part of human rights or global citizenship education; (d) Continue efforts aimed at memorialization and remembrance of past atrocity crimes as a way to prevent atrocity crimes by educating society and reminding us of our collective duty of “never again”; (e) Engage in efforts to prevent any misuse of the Internet and social media to spread messages of hate that could drive individuals towards violence, including by making use of social media to educate and raise awareness about peace and global citizenship as well by encouraging media, including social media platforms, to adopt professional ethical codes and standards that incorporate respect for the principles and norms of international human rights. 15