Abelardo de la Espriella, who takes office today as Colombia’s president, has vowed to dismantle the “Total Peace” policy of his predecessor, Gustavo Petro. De la Espriella has said he will return the country to a military-led security policy, end negotiations with armed groups and build large high-security prisons. What are the most important parts of De la Espriella’s security strategy, and how effective will it be in making Colombia safer? To what extent does De la Espriella’s security plan increase the risk of human rights abuses? What lessons should De la Espriella draw from previous administrations on what is and is not effective in dealing with armed groups?